Answer:
Ancient Egypt could not have existed without the river Nile. Since rainfall is almost non-existent in Egypt, the floods provided the only source of moisture to sustain crops. ... When the floods went down it left thick rich mud (black silt) which was excellent soil to plant seeds in after it had been ploughed.
The Indian National Congress, (often called the Congress Party or simply Congress, abbr. INC) is a political party in India with widespread roots.[16] Founded in 1885, it was the first modern nationalist movement to emerge in the British Empire in Asia and Africa.[a][17] From the late 19th century, and especially after 1920, under the leadership of Mahatma Gandhi, Congress became the principal leader of the Indian independence movement.[18] Congress led India to independence from the United Kingdom,[b][19][c][20] and powerfully influenced other anti-colonial nationalist movements in the British Empire.[d][17]
Buddhism had the greatest impact on china , i hope that helps .