I need help with these three questions like really quickly

for number 2, they planned and constructed a dam at the head of the falls, seven power canals, and 10 large companies consisting of more 50 mill buildings, including two print works, a bleachery , and a machine shop.

for number 3, war was approaching in europe and the federal goverment was pressuring the mills for cloth. the owners capitulated after seven weeks and the workers returned to the mills.

Explanation:

b. florence

d. milan

declare war, appoint military officers, sign treaties, make alliances