Answer:
In the nineteenth century, Mexican American, Chinese, and white populations of the United States collided as white people moved farther west in search of land and riches.
Explanation:
Cro-magnons were better hunters.
they painted on cave walls
.................................................REALLY!!!!!!!!!!!!!
It succeeded in making a good system for territories to become states.
Answer:
Researchers finally isolated the virus that causes flu from pigs in 1931, and from humans in 1933.
Explanation:
hope all of yall are staying safe! Luv y'all! :3