Which cities in Arabia became part of the Islamic Empire by the death of Abu Bakr (634)

We can mention some of the important cities, such as Mecca, Medina, Shabwa, Sohar and Aden.

Explanation:

Until 634 Muslim Empire was spreading only in the region of Arabian Peninsula. It included the reign of Muhammed and his direct successor Abu Bakr. Of course, it was impossible to create a larger empire at that moment as the country was just created.

c. typhoon

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i believe the answer is:

-   william jennings bryan is a democrat while mckinley was a republican

at that time, the segment of population that choose for democratic party were the voters with low economic background and vice versa

- william jennings has support of populists and wants to have inflation to farmers while mckinley has support of bankers and businessmen , doesn't want inflation

the fixed value of gold make the large business able to stack up their gold without   being worried that it would devaluated.

- william jennings supported the silver standard while mckinley supported the gold standard

according to jenning, using other metal beside gold could the poor people to have more purchasing power and them advance in the society.