As you can see, in each situation, there was no intentional manipulation involved. If you really are ready to move on, then do it. However, don't do it because you think it will make your man come running after you or make him finally propose, because if he doesn't and you go back with him, you've lost all credibility.
To quote Sugar Ray, "When it's over, that's the time I fall in love again".
More from YourTango: How to Attract Men Like Bees to Honey