What are the 10 Main Events and or Battles of WWI?

I am working on a essay as well as a power point, I have a good bit so far but i was never very good at history. What would be the 10 most important events thathappened during WWI. This includes but is not limited to the years leading up to the war, and years after the war.

This is due tomorrow at 6:00 and I working on this as well. LMK if you can help!