diff --git a/build/squire-raw.js b/build/squire-raw.js
index 5e3ae58..5ce9c60 100644
--- a/build/squire-raw.js
+++ b/build/squire-raw.js
@@ -1410,10 +1410,19 @@ var removeZWS = function ( root ) {
     var walker = new TreeWalker( root, SHOW_TEXT, function () {
             return true;
         }, false ),
-        node, index;
+        parent, node, index;
     while ( node = walker.nextNode() ) {
         while ( ( index = node.data.indexOf( ZWS ) ) > -1 ) {
-            node.deleteData( index, 1 );
+            if ( node.length === 1 ) {
+                do {
+                    parent = node.parentNode;
+                    parent.removeChild( node );
+                    node = parent;
+                } while ( isInline( node ) && !getLength( node ) );
+                break;
+            } else {
+                node.deleteData( index, 1 );
+            }
         }
     }
 };
@@ -2879,10 +2888,12 @@ var keyHandlers = {
             // Don't continue links over a block break; unlikely to be the
             // desired outcome.
             if ( nodeAfterSplit.nodeName === 'A' &&
-                    !nodeAfterSplit.textContent ) {
-                replaceWith( nodeAfterSplit, empty( nodeAfterSplit ) );
+                    ( !nodeAfterSplit.textContent ||
+                        nodeAfterSplit.textContent === ZWS ) ) {
+                child = self._doc.createTextNode( '' );
+                replaceWith( nodeAfterSplit, child );
                 nodeAfterSplit = child;
-                continue;
+                break;
             }
 
             while ( child && child.nodeType === TEXT_NODE && !child.data ) {
diff --git a/build/squire.js b/build/squire.js
index f7b8ee1..4874f12 100644
--- a/build/squire.js
+++ b/build/squire.js
@@ -1,2 +1,2 @@
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s,d,l,c,f,u=this,p=this._body,g=this.getSelection();u._recordUndoState(g),u._getRangeAndRemoveBookmark(g),s=g.startContainer,d=g.startOffset,l=g.endContainer,c=g.endOffset,f=ft(g);var v=this.createElement("DIV",{style:"position: absolute; overflow: hidden; top:"+(p.scrollTop+(f?f.getBoundingClientRect().top:0))+"px; left: 0; width: 1px; height: 1px;"});p.appendChild(v),g.selectNodeContents(v),this.setSelection(g),setTimeout(function(){try{var e=N(m(v)),t=e.firstChild,n=u._createRange(s,d,l,c);if(t){t===e.lastChild&&"DIV"===t.nodeName&&e.replaceChild(N(t),t),e.normalize(),It(e),Kt(e,!1),Vt(e),Ht(e);for(var r=e,o=!0;r=h(r);)S(r);u.fireEvent("willPaste",{fragment:e,preventDefault:function(){o=!1}}),o&&(st(n,e),Y||u._docWasChanged(),n.collapse(!1),u._ensureBottomLine())}u.setSelection(n),u._updatePath(n,!0),u._awaitingPaste=!1}catch(i){u.didError(i)}},0)}};var qt={8:"backspace",9:"tab",13:"enter",32:"space",37:"left",39:"right",46:"delete",219:"[",221:"]"},Qt=function(e){return function(t,n){n.preventDefault(),t[e]()}},Gt=function(e,t){return t=t||null,function(n,r){r.preventDefault();var o=n.getSelection();n.hasFormat(e,null,o)?n.changeFormat(null,{tag:e},o):n.changeFormat({tag:e},t,o)}},$t=function(e,t){try{t||(t=e.getSelection());var n,r=t.startContainer;for(r.nodeType===O&&(r=r.parentNode),n=r;s(n)&&(!n.textContent||n.textContent===w);)r=n,n=r.parentNode;r!==n&&(t.setStart(n,X.call(n.childNodes,r)),t.collapse(!0),n.removeChild(r),d(n)||(n=f(n)),S(n),lt(t)),e._ensureBottomLine(),e.setSelection(t),e._updatePath(t,!0)}catch(o){e.didError(o)}},Yt={enter:function(e,t,n){var r,o,i;if(t.preventDefault(),e._recordUndoState(n),It(n.startContainer),e._removeZWS(),e._getRangeAndRemoveBookmark(n),n.collapsed||at(n),r=ft(n),!r||/^T[HD]$/.test(r.nodeName))return ot(n,e.createElement("BR")),n.collapse(!1),e.setSelection(n),void e._updatePath(n,!0);if((o=u(r,"LI"))&&(r=o),!r.textContent){if(u(r,"UL")||u(r,"OL"))return e.modifyBlocks(Dt,n);if(u(r,"BLOCKQUOTE"))return e.modifyBlocks(bt,n)}for(i=Et(e,r,n.startContainer,n.startOffset),St(r),Ht(r),S(r);i.nodeType===x;){var a,s=i.firstChild;if("A"===i.nodeName&&(!i.textContent||i.textContent===w)){s=e._doc.createTextNode(""),v(i,s),i=s;break}for(;s&&s.nodeType===O&&!s.data&&(a=s.nextSibling,a&&"BR"!==a.nodeName);)m(s),s=a;if(!s||"BR"===s.nodeName||s.nodeType===O&&!Z)break;i=s}n=e._createRange(i,0),e.setSelection(n),e._updatePath(n,!0),i.nodeType===O&&(i=i.parentNode);var d=e._doc,l=e._body;i.offsetTop+i.offsetHeight>(d.documentElement.scrollTop||l.scrollTop)+l.offsetHeight&&i.scrollIntoView(!1)},backspace:function(e,t,n){if(e._removeZWS(),e._recordUndoState(n),e._getRangeAndRemoveBookmark(n),n.collapsed)if(pt(n)){t.preventDefault();var r=ft(n),o=r&&f(r);if(o){if(!o.isContentEditable)return void m(o);for(E(o,r,n),r=o.parentNode;r&&!r.nextSibling;)r=r.parentNode;r&&(r=r.nextSibling)&&B(r),e.setSelection(n)}else if(r){if(u(r,"UL")||u(r,"OL"))return e.modifyBlocks(Dt,n);if(u(r,"BLOCKQUOTE"))return e.modifyBlocks(kt,n);e.setSelection(n),e._updatePath(n,!0)}}else e.setSelection(n),setTimeout(function(){$t(e)},0);else t.preventDefault(),at(n),$t(e,n)},"delete":function(e,t,n){if(e._removeZWS(),e._recordUndoState(n),e._getRangeAndRemoveBookmark(n),n.collapsed)if(gt(n)){t.preventDefault();var r=ft(n),o=r&&h(r);if(o){if(!o.isContentEditable)return void m(o);for(E(r,o,n),o=r.parentNode;o&&!o.nextSibling;)o=o.parentNode;o&&(o=o.nextSibling)&&B(o),e.setSelection(n),e._updatePath(n,!0)}}else e.setSelection(n),setTimeout(function(){$t(e)},0);else t.preventDefault(),at(n),$t(e,n)},tab:function(e,t,n){var r,o;if(e._removeZWS(),n.collapsed&&pt(n)&&gt(n)){for(r=ft(n);o=r.parentNode;){if("UL"===o.nodeName||"OL"===o.nodeName){r.previousSibling&&(t.preventDefault(),e.modifyBlocks(Rt,n));break}r=o}t.preventDefault()}},space:function(e,t,n){var r,o;e._recordUndoState(n),It(n.startContainer),e._getRangeAndRemoveBookmark(n),r=n.endContainer,o=r.parentNode,n.collapsed&&"A"===o.nodeName&&!r.nextSibling&&n.endOffset===g(r)&&n.setStartAfter(o),e.setSelection(n)},left:function(e){e._removeZWS()},right:function(e){e._removeZWS()}};H&&K&&F.getSelection().modify&&(Yt["meta-left"]=function(e,t){t.preventDefault(),e._sel.modify("move","backward","lineboundary")},Yt["meta-right"]=function(e,t){t.preventDefault(),e._sel.modify("move","forward","lineboundary")}),Yt[q+"b"]=Gt("B"),Yt[q+"i"]=Gt("I"),Yt[q+"u"]=Gt("U"),Yt[q+"shift-7"]=Gt("S"),Yt[q+"shift-5"]=Gt("SUB",{tag:"SUP"}),Yt[q+"shift-6"]=Gt("SUP",{tag:"SUB"}),Yt[q+"shift-8"]=Qt("makeUnorderedList"),Yt[q+"shift-9"]=Qt("makeOrderedList"),Yt[q+"["]=Qt("decreaseQuoteLevel"),Yt[q+"]"]=Qt("increaseQuoteLevel"),Yt[q+"y"]=Qt("redo"),Yt[q+"z"]=Qt("undo"),Yt[q+"shift-z"]=Qt("redo"),Nt._onKey=function(e){var t=e.keyCode,n=qt[t],r="",o=this.getSelection();n||(n=String.fromCharCode(t).toLowerCase(),/^[A-Za-z0-9]$/.test(n)||(n="")),Z&&46===e.which&&(n="."),t>111&&124>t&&(n="f"+(t-111)),"backspace"!==n&&"delete"!==n&&(e.altKey&&(r+="alt-"),e.ctrlKey&&(r+="ctrl-"),e.metaKey&&(r+="meta-")),e.shiftKey&&(r+="shift-"),n=r+n,Yt[n]?Yt[n](this,e,o):1!==n.length||o.collapsed||(this._recordUndoState(o),this._getRangeAndRemoveBookmark(o),at(o),this._ensureBottomLine(),this.setSelection(o),this._updatePath(o,!0))},Nt._getHTML=function(){return this._body.innerHTML},Nt._setHTML=function(e){var t=this._body;t.innerHTML=e;do S(t);while(t=h(t));this._ignoreChange=!0},Nt.getHTML=function(e){var t,n,r,o,i,a=[];if(e&&(i=this.getSelection())&&this._saveRangeToBookmark(i),Q)for(t=this._body;t=h(t);)t.textContent||t.querySelector("BR")||(n=this.createElement("BR"),t.appendChild(n),a.push(n));if(r=this._getHTML().replace(/\u200B/g,""),Q)for(o=a.length;o--;)m(a[o]);return i&&this._getRangeAndRemoveBookmark(i),r},Nt.setHTML=function(e){var t,n=this._doc.createDocumentFragment(),r=this.createElement("DIV");r.innerHTML=e,n.appendChild(N(r)),Kt(n,!0),Vt(n),_(n);for(var o=n;o=h(o);)S(o);this._ignoreChange=!0;for(var i=this._body;t=i.lastChild;)i.removeChild(t);
+i.appendChild(n),S(i),this._undoIndex=-1,this._undoStack.length=0,this._undoStackLength=0,this._isInUndoState=!1;var a=this._getRangeAndRemoveBookmark()||this._createRange(i.firstChild,0);return this._recordUndoState(a),this._getRangeAndRemoveBookmark(a),$?this._lastSelection=a:this.setSelection(a),this._updatePath(a,!0),this},Nt.insertElement=function(e,t){if(t||(t=this.getSelection()),t.collapse(!0),s(e))ot(t,e),t.setStartAfter(e);else{for(var n,r,o=this._body,i=ft(t)||o;i!==o&&!i.nextSibling;)i=i.parentNode;i!==o&&(n=i.parentNode,r=y(n,i.nextSibling,o)),r?(o.insertBefore(e,r),t.setStart(r,0),t.setStart(r,0),lt(t)):(o.appendChild(e),o.appendChild(this.createDefaultBlock()),t.setStart(e,0),t.setEnd(e,0)),this.focus(),this.setSelection(t),this._updatePath(t)}return this},Nt.insertImage=function(e){var t=this.createElement("IMG",{src:e});return this.insertElement(t),t};var jt=function(e,t,n){return function(){return this[e](t,n),this.focus()}};Nt.addStyles=function(e){if(e){var t=this._doc.documentElement.firstChild,n=this.createElement("STYLE",{type:"text/css"});n.styleSheet?(t.appendChild(n),n.styleSheet.cssText=e):(n.appendChild(this._doc.createTextNode(e)),t.appendChild(n))}return this},Nt.bold=jt("changeFormat",{tag:"B"}),Nt.italic=jt("changeFormat",{tag:"I"}),Nt.underline=jt("changeFormat",{tag:"U"}),Nt.strikethrough=jt("changeFormat",{tag:"S"}),Nt.subscript=jt("changeFormat",{tag:"SUB"},{tag:"SUP"}),Nt.superscript=jt("changeFormat",{tag:"SUP"},{tag:"SUB"}),Nt.removeBold=jt("changeFormat",null,{tag:"B"}),Nt.removeItalic=jt("changeFormat",null,{tag:"I"}),Nt.removeUnderline=jt("changeFormat",null,{tag:"U"}),Nt.removeStrikethrough=jt("changeFormat",null,{tag:"S"}),Nt.removeSubscript=jt("changeFormat",null,{tag:"SUB"}),Nt.removeSuperscript=jt("changeFormat",null,{tag:"SUP"}),Nt.makeLink=function(e,t){var n=this.getSelection();if(n.collapsed){var r=e.indexOf(":")+1;if(r)for(;"/"===e[r];)r+=1;ot(n,this._doc.createTextNode(e.slice(r)))}return t||(t={}),t.href=e,this.changeFormat({tag:"A",attributes:t},{tag:"A"},n),this.focus()},Nt.removeLink=function(){return this.changeFormat(null,{tag:"A"},this.getSelection(),!0),this.focus()},Nt.setFontFace=function(e){return this.changeFormat({tag:"SPAN",attributes:{"class":"font",style:"font-family: "+e+", sans-serif;"}},{tag:"SPAN",attributes:{"class":"font"}}),this.focus()},Nt.setFontSize=function(e){return this.changeFormat({tag:"SPAN",attributes:{"class":"size",style:"font-size: "+("number"==typeof e?e+"px":e)}},{tag:"SPAN",attributes:{"class":"size"}}),this.focus()},Nt.setTextColour=function(e){return this.changeFormat({tag:"SPAN",attributes:{"class":"colour",style:"color: "+e}},{tag:"SPAN",attributes:{"class":"colour"}}),this.focus()},Nt.setHighlightColour=function(e){return this.changeFormat({tag:"SPAN",attributes:{"class":"highlight",style:"background-color: "+e}},{tag:"SPAN",attributes:{"class":"highlight"}}),this.focus()},Nt.setTextAlignment=function(e){return this.forEachBlock(function(t){t.className=(t.className.split(/\s+/).filter(function(e){return!/align/.test(e)}).join(" ")+" align-"+e).trim(),t.style.textAlign=e},!0),this.focus()},Nt.setTextDirection=function(e){return this.forEachBlock(function(t){t.className=(t.className.split(/\s+/).filter(function(e){return!/dir/.test(e)}).join(" ")+" dir-"+e).trim(),t.dir=e},!0),this.focus()},Nt.increaseQuoteLevel=jt("modifyBlocks",Bt),Nt.decreaseQuoteLevel=jt("modifyBlocks",kt),Nt.makeUnorderedList=jt("modifyBlocks",xt),Nt.makeOrderedList=jt("modifyBlocks",Ot),Nt.removeList=jt("modifyBlocks",At),Nt.increaseListLevel=jt("modifyBlocks",Rt),Nt.decreaseListLevel=jt("modifyBlocks",Dt),top!==F?(F.editor=new b(e),F.onEditorLoad&&(F.onEditorLoad(F.editor),F.onEditorLoad=null)):F.Squire=b}(document);
\ No newline at end of file
diff --git a/source/Editor.js b/source/Editor.js
index 4b02d23..ae74ed3 100644
--- a/source/Editor.js
+++ b/source/Editor.js
@@ -357,10 +357,19 @@ var removeZWS = function ( root ) {
     var walker = new TreeWalker( root, SHOW_TEXT, function () {
             return true;
         }, false ),
-        node, index;
+        parent, node, index;
     while ( node = walker.nextNode() ) {
         while ( ( index = node.data.indexOf( ZWS ) ) > -1 ) {
-            node.deleteData( index, 1 );
+            if ( node.length === 1 ) {
+                do {
+                    parent = node.parentNode;
+                    parent.removeChild( node );
+                    node = parent;
+                } while ( isInline( node ) && !getLength( node ) );
+                break;
+            } else {
+                node.deleteData( index, 1 );
+            }
         }
     }
 };
@@ -1826,10 +1835,12 @@ var keyHandlers = {
             // Don't continue links over a block break; unlikely to be the
             // desired outcome.
             if ( nodeAfterSplit.nodeName === 'A' &&
-                    !nodeAfterSplit.textContent ) {
-                replaceWith( nodeAfterSplit, empty( nodeAfterSplit ) );
+                    ( !nodeAfterSplit.textContent ||
+                        nodeAfterSplit.textContent === ZWS ) ) {
+                child = self._doc.createTextNode( '' );
+                replaceWith( nodeAfterSplit, child );
                 nodeAfterSplit = child;
-                continue;
+                break;
             }
 
             while ( child && child.nodeType === TEXT_NODE && !child.data ) {