Answer:
Muslim forces repeatedly attacked the Christian Byzantine Empire.
In 1453, Constantinople fell to the Ottoman Empire. The city was renamed Istanbul
Explanation:
The crusades were arguably started because of the constant attacks of the Muslim forces on the Byzantine Empire. The Byzantine Empire is the medieval version of the Eastern Roman Empire, and as explained in the question, it was a christian state.
In 1453, after a long siege, the Seljuk Turks conquered Constantinople, which had been the Eastern Roman Empire for over 1,000 years. After the conquest, the Turks changed the name of the city to Istanbul.
Romania was the one eastern European country in 1989-1990 whose ruler was executed.
The Korean War had an impact on American politics because it contributed to the rise of McCarthyism as Americans sought to assign blame for the war's stalemate.
<h3>What impact did the Korean War have on American politics?</h3>
The Korean War increased the rate of GDP growth by increasing government spending, that limited investment and consumption. This War influenced American politics because it aided the rise of McCarthyism as Americans sought to assign blame for the war's stalemate.
Therefore, option D is correct.
Learn more about the Korean War, refer to:
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Answer c. they believed gods controlled weather and climate