Question: bilakah amerika menyertai perang dunia 1
Answer: 1917-04-06; 04-06-1917; 1917 april, 06; 1917 April 06; 06-04-1917; 06 04 1917; 04 06 1917; 06/04/1917; 1917 04 06; 06 April 1917; 04/06/1917; 1917-04-06