One of the main ways in which Europe’s commercial revolution affected social structure is that it increased the incomes of many lower-class citizens, which created somewhat of a "middle class," which had previously not existed.
Answer:
The European presence in America spurred countless changes in the environment, setting into motion chains of events that affected native animals as well as people. ... With their loss came the loss of beaver ponds, which had served as habitats for fish as well as water sources for deer, moose, and other animals.
Explanation:
Walter white, Langston Hughes, Claude McKay, and James Weldon Johnson were all famous 1920 African American representatives of a prominent literary movement of the 1920s - Harlem Rennaissance.
Scientist Louis Pasteur came up with the food preparing process known as pasteurization. He also developed a vaccination for anthrax and rabies.
