___ were the first invaders after Carolingian Dynasty. The were skilled seafarers/soldiers who attacked all over Europe.
1. Vikings
2.Barbarians
3.Romans
4.Greeks

1. or 2. hope i helped

Explanation:

Vikings were master seafarers and soldiers as well as Barbarians from Germany.

lying without the limits of the several states; and may permit them, at such times, and in such manner as it

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.