Between 1935 and 1957, a period that included World War II, the birth rate rose from 16.9 to 25 per 1000 people. What was the most likely cause of this "baby boom"?

The most likely cause of the baby boom between 1935 and 1957 was the end of the Great Depression and the post-war economic recovery. However, to understand this better, we can look at the historical context and factors that contribute to a baby boom.

To find the cause of the baby boom, we need to examine the events and conditions during that period. In this case, the end of the Great Depression and the onset of World War II played significant roles.

During the Great Depression, which lasted from 1929 to the early 1940s, the global economy was in a severe downturn, causing widespread unemployment, poverty, and uncertainty. Many people delayed starting or expanding their families due to economic hardships and the inability to provide for children. Consequently, birth rates were relatively low.

However, as the economy began to recover after the Great Depression, there was increased job security, rising wages, and a more optimistic outlook for the future. This led to an increase in confidence among couples and a greater willingness to start or grow their families.

Furthermore, World War II (1939-1945) played a crucial role in the baby boom. During the war, soldiers went off to fight, leaving their wives and partners behind. As they returned after the war, there was a strong desire to rebuild their lives, which included starting families. This led to a significant increase in marriage rates and subsequently an increase in the birth rate.

Therefore, the combination of the economic recovery following the Great Depression and the post-war optimism and normalization of family life can be identified as the most likely cause of the baby boom between 1935 and 1957.