Fiorello La Guardia was an influential American politician who served as the Mayor of New York City from 1934 to 1945. Born on December 11, 1882, in New York City, he was known for his energetic leadership and commitment to social reform. La Guardia played a significant role during the Great Depression, implementing programs to aid the city's poor and improve public services. La Guardia was a member of the Republican Party but often worked with Democrats and Progressives to achieve his goals. He is remembered for his efforts to modernize the city, combat corruption, and promote civil rights. La Guardia's legacy continues to influence urban politics today.