Why did the Persian Gulf war begin

The Persian Gulf War:

The Persian Gulf War's international conflict started in August 1990 with Iraq’s invasion of Kuwait. Even though it was justified by the Iraqi leader Ṣaddām Ḥussein (1937 - 2006) on grounds that Kuwait was historically part of Iraq, the invasion was probably caused by Iraq's desire to get Kuwait’s rich oil fields and also to expand its power in the region.

Explanation:

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the answer is a) the proclamation of 1763.

answer; the period of time known as the middle ages;