The "Trail of Tears" is a historical term that refers to:

The term "Trail of Tears" refers to the difficult journeys that the Five Tribes took during their forced removal from the southeast during the 1830s and 1840s. The Cherokee, Creek, Choctaw, Chickasaw, and Seminole were all marched out of their ancestral lands to Indian Territory, or present Oklahoma.

Explanation:

you didn't give any answers to choose from so i can't with this but, i do know something that the mexican government would be worried about and that is the wall that donald trump is currently trying to get up.

well this is going to be a long answer lol ok so the visigoths were a branch of the goths who frequently raided rome, uh the hunas attacked the guptas a lot and weakened them, uuhm of course the romans used math and science in there every day lives i mean they had a whole empire to run, and rome was split into east and west by a general named diocletian. hope this you! : )