Billy Graham was a renowned American Christian evangelist, widely considered one of the most influential religious leaders of the 20th century. Born in 1918, he rose to prominence in the late 1940s with powerful preaching and large-scale revival meetings, known as “crusades.” Graham preached to millions across the globe, reaching audiences through radio, television, and later the internet. He advised multiple U.S. presidents and was known for promoting a message of salvation through Jesus Christ. His ministry emphasized unity, moral living, and personal conversion. Graham passed away in 2018, leaving a lasting legacy in evangelical Christianity worldwide.