This event is called A-The Long March. Great Leap Forward was a program that Mao introduced once he was Chairman. Trail of Tears was in the US and that was the forced march of Native Americans.
Answer:
बचपन, जन्म से लेकर किशोरावस्था तक के आयु काल को ... अल्प-वयस्कों की तरह किया जाता था।
