Who was the Socialist Party's presidential candidate in 1904, 1908, 1912 and 1920?

The 1903 Supreme Court case Lone Wolf v. Hitchcock gave Congress broad power over the lands of which peoples? "The Old Guitarist" is a classic painting from which Spanish artist's Blue Period? The 1903 Treaty of Petrópolis, in which Bolivia gave the Acre region to Brazil, settled a dispute over an area rich in… The siege of Port Arthur in 1904–1905 was a major episode of which war? Empress Alexandra Feodorovna was married to which ruler? Complete the title of O. Henry's 1904 book: "___ and Kings". Which 1904 British play includes the line "To die will be an awfully big adventure"? Suzuki is the servant of a geisha in which 1904 opera?