When rivers overflowed their banks, what would have happened in the neolithic era?

Wild animals would come to drink, vultures would circle, and it would get too crowded along the river.

battle of saint-mihiel, (12–16 september 1918), allied victory and the first u.s.-led offensive in world war i. the allied attack against the saint-mihiel salient provided the americans with an opportunity to use their forces on the western front en masse.

explanation:

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