Answer:
started the conquest with small-scale raids into Western Xia in 1205 and 1207. By 1279, the Mongol leader Kublai Khan had established the Yuan dynasty in China and crushed the last Song resistance, which marked the onset of all of China under the Mongol Yuan rule.
Explanation:
Answer:
DOMA was subject to numerous lawsuits and repeal efforts, the U.S. Supreme Court declared Section 3 of DOMA unconstitutional under the Due Process Clause, thereby requiring the federal government to recognize same-sex marriages conducted by the states.
Answer: Diesel fuel
Explanation:
The railroads were the largest single market for steel, which went into their locomotives and track, and they relied on coal as their principal fuel.
I think it’s b. Good luck