Which countries where bound to each other by which alliance i'm world war 1?

What might be something all americans believe in that unite us as a nation ?

The second continental congress: a. made provisions for a continental army with george washington as commander-in-chief b. adopted a “declaration of causes of necessity of taking up arms” c. endorsed the olive branch petition d. all of the above

What deadly disease cost many workers their lives before dr. william gorgas found a treatment?