In 1875, upon graduation from seminary, Greene became pastor of a
Baptist church in
Cazenovia, New York. In 1879, he was called to
Calvary Baptist Church in
Washington, D.C., where he served until his death in 1920. which grew to approximately 2300. The secretary of the
Southern Baptist Convention's Sunday School Board described Calvary's program as "one of the great Sunday Schools of the world." In 1907, the
Northern Baptist Convention had its founding meeting at Calvary, and Greene was elected vice president of the convention. The president of the convention was then
New York Governor Charles Evans Hughes who joined Calvary in 1911 after he was appointed
Associate Justice of the Supreme Court of the United States. ==Education==