The leaders who spread Islam after Muhammad's death were Abu Bakr, Umar, Uthman, and Ali. If you want the answer from a website, I suggest going here
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Answer:
An atmosphere is the layer of gases that surrounds a planet.
Explanation:
The definition above is exactly what an atmosphere is.
All planets have atmospheres, of varying compositions depending on the location of the planet, the distance from the star they go round, the composition of the planet itself, and the presence or not of other celestial bodies nearby like moons or large asteroids.
Mars for example, has a very thin atmosphere, something that makes it hard for life to prosper in the red planet (so far, we have no evidence of life in Mars), and also makes it very cold, because atmospheres also act as mitigators of planetary climates.
America's economic strength influenced its policies toward Europe during the nineteen twenties. In fact, one of the most important issues of this period was the economic aid the United States had provided European nations during World War One.
It reinstated its policy of unrestricted submarine warfare.
Centrism is support of a balance between social hierarchy and social equality. Centrists are not strongly politically left or right wing.
