What event triggered the start of world war 1

Now, use your research to decide which business is the best choice for this community. explain your choice in two to three sentences, using factual evidence to support your claim.

I’m annoyed but glad that my history teacher left and quit her job as a teacher to become a flight attendant

What initiatives were taken by americans to benefit the war effort? 1. americans planted home gardens to ration food for the troops. 2.american charities were established to provide aid to factory workers. 3.american companies joined together to make products more cheaply. 4.americans created clubs for promoting weapons to be used in the war.