diff --git a/qml/History.qml b/qml/History.qml
index f030365..1f97978 100644
--- a/qml/History.qml
+++ b/qml/History.qml
@@ -34,6 +34,33 @@ Item {
         undoStack = []
         redoStack = []
     }
+    
+    function serialize() {
+        let undoSt = [], redoSt = [];
+        for(let i = 0; i < undoCount; i++)
+            undoSt.push([
+                undoStack[i].type(),
+                undoStack[i].export()
+            ]);
+        for(let i = 0; i < redoCount; i++)
+            redoSt.push([
+                redoStack[i].type(),
+                redoStack[i].export()
+            ]);
+        return [undoSt, redoSt]
+    }
+    
+    function unserialize(undoSt, redoSt) {
+        clear();
+        for(let i = 0; i < undoSt.length; i++)
+            undoStack.push(new HistoryLib.Actions[undoSt[i][0]](...undoSt[i][1]))
+        for(let i = 0; i < redoSt.length; i++)
+            redoStack.push(new HistoryLib.Actions[redoSt[i][0]](...redoSt[i][1]))
+        undoCount = undoSt.length;
+        redoCount = redoSt.length;
+        objectLists.update()
+    }
+    
 
     function addToHistory(action) {
         if(action instanceof HistoryLib.Action) {
diff --git a/qml/LogGraph.qml b/qml/LogGraph.qml
index 4b3284b..ac0a5ea 100644
--- a/qml/LogGraph.qml
+++ b/qml/LogGraph.qml
@@ -141,6 +141,7 @@ ApplicationWindow {
             "showxgrad":    settings.showxgrad,
             "showygrad":    settings.showygrad,
             "textsize":     settings.textsize,
+            "history":      history.serialize(),
             "width":        root.width,
             "height":       root.height,
             "objects":      objs,
@@ -153,6 +154,7 @@ ApplicationWindow {
         var error = "";
         if(Object.keys(data).includes("type") && data["type"] == "logplotv1") {
             history.clear()
+            // Importing settings
             settings.saveFilename = filename
             settings.xzoom = data["xzoom"]
             settings.yzoom = data["yzoom"]
@@ -171,9 +173,12 @@ ApplicationWindow {
                 settings.linewidth = data["linewidth"]
             if("textsize" in data)
                 settings.textsize = data["textsize"]
+            if("history" in data)
+                history.unserialize(...data["history"])
             root.height = data["height"]
             root.width = data["width"]
             
+            // Importing objectw
             Objects.currentObjects = {}
             for(var objType in data['objects']) {
                 if(Object.keys(Objects.types).indexOf(objType) > -1) {
diff --git a/qml/ObjectLists.qml b/qml/ObjectLists.qml
index ea5fd9a..365ee52 100644
--- a/qml/ObjectLists.qml
+++ b/qml/ObjectLists.qml
@@ -219,6 +219,9 @@ ListView {
                             console.log(Objects.getObjectByName(newName).name, newName)
                             newName = Objects.getNewName(newName)
                         }
+                        history.addToHistory(new HistoryLib.NameChanged(
+                            objEditor.obj.name, objEditor.objType, newName
+                        ))
                         Objects.currentObjects[objEditor.objType][objEditor.objIndex].name = newName
                         objEditor.obj = Objects.currentObjects[objEditor.objType][objEditor.objIndex]
                         objectListList.update()
diff --git a/qml/js/historylib.js b/qml/js/historylib.js
index fd97c59..20830ce 100644
--- a/qml/js/historylib.js
+++ b/qml/js/historylib.js
@@ -22,10 +22,11 @@
 
 .import "objects.js" as Objects
 .import "utils.js" as Utils
+.import "mathlib.js" as MathLib
 
 class Action {
     // Type of the action done.
-    static type(){return 'Unknown'}
+    type(){return 'Unknown'}
     
     // TargetName is the name of the object that's targeted by the event.
     constructor(targetName = "", targetType = "Point") {
@@ -37,6 +38,10 @@ class Action {
     
     redo() {}
     
+    export() {
+        return [this.targetName, this.targetType]
+    }
+    
     getReadableString() {
         return 'Unknown action'
     }
@@ -44,12 +49,13 @@ class Action {
 
 class CreateNewObject extends Action {
     // Action used for the creation of an object
-    static type(){return 'CreateNewObject'}
+    type(){return 'CreateNewObject'}
     
     constructor(targetName = "", targetType = "Point", properties = []) {
         super(targetName, targetType)
         this.targetProperties = properties
     }
+
     
     undo() {
         var targetIndex = Objects.getObjectsName(this.targetType).indexOf(this.targetName)
@@ -61,6 +67,10 @@ class CreateNewObject extends Action {
         Objects.createNewRegisteredObject(this.targetType, this.targetProperties)
     }
     
+    export() {
+        return [this.targetName, this.targetType, this.targetProperties]
+    }
+    
     getReadableString() {
         return `New ${this.targetType} ${this.targetName} created.`
     }
@@ -68,7 +78,7 @@ class CreateNewObject extends Action {
 
 class DeleteObject extends CreateNewObject {
     // Action used at the deletion of an object. Basicly the same thing as creating a new object, except Redo & Undo are reversed.
-    static type(){return 'DeleteObject'}
+    type(){return 'DeleteObject'}
     
     undo() {
         super.redo()
@@ -85,14 +95,18 @@ class DeleteObject extends CreateNewObject {
 
 class EditedProperty extends Action {
     // Action used everytime an object's property has been changed
-    static type(){return 'EditedProperty'}
+    type(){return 'EditedProperty'}
     
-    constructor(targetName = "", targetType = "Point", targetProperty = "visible", previousValue = false, newValue = true) {
+    constructor(targetName = "", targetType = "Point", targetProperty = "visible", previousValue = false, newValue = true, valueIsExpressionNeedingImport = false) {
         super(targetName, targetType)
         this.targetProperty = targetProperty
         this.targetPropertyReadable = Utils.camelCase2readable(this.targetProperty)
         this.previousValue = previousValue
         this.newValue = newValue
+        if(valueIsExpressionNeedingImport) {
+            this.previousValue = new MathLib.Expression(this.previousValue);
+            this.newValue = new MathLib.Expression(this.newValue);
+        }
     }
     
     undo() {
@@ -103,6 +117,14 @@ class EditedProperty extends Action {
         Objects.getObjectByName(this.targetName, this.targetType)[this.targetProperty] = this.newValue
     }
     
+    export() {
+        if(this.previousValue instanceof MathLib.Expression) {
+            return [this.targetName, this.targetType, this.targetProperty, this.previousValue.toEditableString(), this.newValue.toEditableString(), true]
+        } else {
+            return [this.targetName, this.targetType, this.targetProperty, this.previousValue, this.newValue, false]
+        }
+    }
+    
     getReadableString() {
         var prev = this.previousValue == null ? ""+this.previousValue : this.previousValue.toString()
         var next = this.newValue == null ? ""+this.newValue : this.newValue.toString()
@@ -112,7 +134,7 @@ class EditedProperty extends Action {
 
 class EditedVisibility extends EditedProperty {
     // Action used everytime an object's property has been changed
-    static type(){return 'EditedVisibility'}
+    type(){return 'EditedVisibility'}
     
     constructor(targetName = "", targetType = "Point", newValue = true) {
         super(targetName, targetType, "visible", !newValue, newValue)
@@ -126,3 +148,28 @@ class EditedVisibility extends EditedProperty {
         }
     }
 }
+
+class NameChanged extends EditedProperty {
+    // Action used everytime an object's property has been changed
+    type(){return 'EditedVisibility'}
+    
+    constructor(targetName = "", targetType = "Point", newName = "") {
+        super(targetName, targetType, "name", targetName, newName)
+    }
+    
+    undo() {
+        Objects.getObjectByName(this.newValue, this.targetType)['name'] = this.previousValue
+    }
+    
+    redo() {
+        Objects.getObjectByName(this.previousValue, this.targetType)[this.targetProperty] = this.newValue
+    }
+}
+
+var Actions = {
+    "Action": Action,
+    "CreateNewObject": CreateNewObject,
+    "DeleteObject": DeleteObject,
+    "EditedProperty": EditedProperty,
+    "EditedVisibility": EditedVisibility,
+}