43. The Chinese believed a ruler kept the Mandate of Heaven by 1. conquering new lands
2. ending slavery
3. abolishing ancestor worship
4. governing wisely

4.Governing wisely.

Explanation:

The Zhou created the Mandate of Heaven: the idea that there could be only one legitimate ruler of China at a time, and that this ruler had the blessing of the gods. They used this Mandate to justify their overthrow of the Shang, and their subsequent rule.

a reason that was key to coolidge's victory in the 1924 presidental election was that; democratic party supporters were split in the north and south.