What inventions was used for the first time during the mongol invasion of china?

Historians believe that animals drawn in cave paintings during the paleolithic era could have represented each of the following except a a. successful hunt b. domesticated pet c. god that was worshipped d. way to obtain an animal's spirit select the best answer from the choices provided

Develop your own point of view on whether the us should have expanded its borders. use information from the lesson and the maps to explain your opinion. give at least two reasons for your point of view and answer the following in complete sentences.

In 1816, john c. calhoun proposed that: a. that the federal government aid in the construction of roads and canals to improve transportation to and from the west b.the united states should end slavery. c.the united states should increasing the size of the navy and invade central america. d. the united states should annex hawaii