Which of the following happened in the year 1279?
A. In 1279 the southern song finally fell to Kublai
Khan.
B. In 1279 Kublai Kahn was able to take over Japan.
C. In 1279 Kublai Kahn lost his power with China.
D. In 1279 Kublai Khan was assassinated.

Why were americans concerned about the future of north and south america? check all of the boxes that apply. they worried that european countries would take over independent countries in latin america. they thought that european nations could threaten democracy in the united states. they believed that europe would never again return to the americas.