<P> The Christian Flag is an ecumenical flag designed in the early 20th century to represent all of Christianity and Christendom . Since its adoption by the Federal Council of Churches in 1942, it has been used by many Christian traditions, especially Protestant ones, including the Anglican, Baptist, Mennonite, Methodist, Moravian, Lutheran, Presbyterian, Quaker, and Reformed, among others . North America, Africa and South America are regions of the world where the flag remains popular, while it is much less common elsewhere, notably in Europe . The flag has a white field, with a red Latin cross inside a blue canton . The shade of red on the cross symbolizes the blood that Jesus shed on Calvary . The blue represents the waters of baptism as well as the faithfulness of Jesus . The white represents Jesus' purity . The dimensions of the flag and canton have no official specifications . </P> <P> The Christian Flag was first conceived on September 26, 1897, at Brighton Chapel on Coney Island in Brooklyn, New York in the United States . The superintendent of a Sunday school, Charles C. Overton, gave an impromptu lecture to the gathered students, because the scheduled speaker had failed to arrive for the event . He gave a speech asking the students what a flag representing Christianity would look like . Overton thought about his improvised speech for many years afterward . In 1907, he and Ralph Diffendorfer, secretary of the Methodist Young People's Missionary Movement, designed and began promoting the flag . With regard to the Christian symbolism of the Christian Flag: </P>

Flag with white background blue square and red cross