According to the us constitution, which branch of government has to declare war?

Commander in Chief of the Army and Navy of the United States, and of the Militia of the several States, when called into the actual Service of the United States

Explanation:

The president can declare war because he is the leader of the nation. He has full contact with any of the other nations leaders. If he feels like he needs war, then he needs war.

b. major john c. frémont led a rebellion called the bear flag revolt.

explanation:

during the bear flag revolt, from june to july 1846, a small group of american settlers in california rebelled against the mexican government and proclaimed california an independent republic. the republic was short-lived because soon after the bear flag was raised, the u.s. military began occupying california, which went on to join the union in 1850. the bear flag became the official state flag in 1911.

map scale refers to the relationship (or ratio) between distance on a map and the corresponding distance on the ground. for example, on a 1: 100000 scale map, 1cm on the map equals 1km on the ground.