Index: /CKEditor/trunk/CHANGES.html
===================================================================
--- /CKEditor/trunk/CHANGES.html	(revision 3893)
+++ /CKEditor/trunk/CHANGES.html	(revision 3894)
@@ -130,4 +130,5 @@
 		<li><a href="http://dev.fckeditor.net/ticket/3742">#3742</a> : Fixed wrong dialog layout for dialogs without tab bar in IE RTL mode .</li>
 		<li><a href="http://dev.fckeditor.net/ticket/3671">#3671</a> : Fixed body fixing should be applied to the real type under fake elements.</li>
+		<li><a href="http://dev.fckeditor.net/ticket/3836">#3836</a> : Fixed remove list in enterMode=BR will merge sibling text to one line.</li>
 	</ul>
 	<h3>
Index: /CKEditor/trunk/_source/plugins/list/plugin.js
===================================================================
--- /CKEditor/trunk/_source/plugins/list/plugin.js	(revision 3893)
+++ /CKEditor/trunk/_source/plugins/list/plugin.js	(revision 3894)
@@ -336,4 +336,13 @@
 
 		var newList = CKEDITOR.plugins.list.arrayToList( listArray, database, null, editor.config.enterMode );
+
+		// Compensate a <br> before the first node if the previous node of list is a non-blocks.(#3836) 
+		var docFragment = newList.listNode, firstNode, previousNode;
+		if ( ( firstNode = docFragment.getFirst() )
+			 && !( firstNode.is && firstNode.isBlockBoundary() )
+			 && ( previousNode = groupObj.root.getPrevious( true ) )
+			 && !( previousNode.is && previousNode.isBlockBoundary( { br : 1 } ) ) )
+			editor.document.createElement( 'br' ).insertBefore( firstNode );
+
 		// If groupObj.root is the last element in its parent, or its nextSibling is a <br>, then we should
 		// not add a <br> after the final item. So, check for the cases and trim the <br>.
@@ -343,5 +352,5 @@
 				newList.listNode.getLast().remove();
 		}
-		newList.listNode.replace( groupObj.root );
+		docFragment.replace( groupObj.root );
 	}
 
Index: /CKEditor/trunk/_source/tests/plugins/list/list.html
===================================================================
--- /CKEditor/trunk/_source/tests/plugins/list/list.html	(revision 3893)
+++ /CKEditor/trunk/_source/tests/plugins/list/list.html	(revision 3894)
@@ -162,4 +162,38 @@
 			},
 
+			/**
+			 *  Test remove list first list item not merging with previous text node.
+			 */
+			test_ticket_3836 : function()
+			{
+				prepareEditor( 'test_ticket_3836_editor', null,
+					{ enterMode : CKEDITOR.ENTER_BR },
+					function( editor )
+					{
+						this.resume( function()
+						{
+							editor.focus();
+
+							var doc = editor.document,
+								range = new CKEDITOR.dom.range( doc );
+							setRange( range, [ 1, 1, 0, 0 ], [ 1, 1, 1, 1 ] );
+							debugger;
+							var sel = editor.getSelection();
+							sel.selectRanges( [ range ] );
+
+							// Waiting for 'comand state' effected.
+							this.wait( function(){
+								// Remove list.
+								editor.execCommand( 'bulletedlist' );
+								assert.areSame( getTextAreaValue( 'test_ticket_3836_result' ),
+									editor.getData(),
+									'Remove list result not correct.' );
+							}, 1000 );
+
+						} );
+					}, this );
+					this.wait();
+			},
+
 			name :document.title
 		};
@@ -175,4 +209,6 @@
 <textarea id="test_ticket_3773_editor"><ol><li>line1</li><li>line2</li></ol></textarea>
 <textarea id="test_ticket_3773_result">line1<br />line2</textarea>
+<textarea id="test_ticket_3836_editor">line1<ul><li>item1</li><li>item2</li></ul>line2</textarea>
+<textarea id="test_ticket_3836_result">line1<br />item1<br />item2<br />line2</textarea>
 </body>
 </html>