Generate a context and a hypothesis.
Context: As the U.S. military evacuated Saigon in the Spring of 1975, President Gerald Ford approved Operation Babylift, the plan to transport thousands of Vietnamese children to adoptive parents in the West, hundreds of them at a time, before the U.S. was forced out of the country.

Hypothesis: In Spring of 1975 thousands of Vietnamese children were rescued, hundreds at a time to the west by the U.S military.