After the franco-prussian war, why did germany form alliances and start to build up its military

Germany feared that France wanted to recapture Alsace and Lorraine.

Explanation:

Bismarck arranged a series of alliances with several other countries to reduce the threat of war against Germany and to protect themselves in the event that war did occur. They also wanted to isolate France, who the Germans were convinced would try to recapture the disputed territories of Alsace and Lorraine.

the answer is a glaciers carved a large valley that later flooded and became puget sound

idk lol i just wanna finish mines