Memorial Day: The Poppy Puzzle decoration day holidays memorial day poppies symbols World War I World War II Memorial Day Quizzes Memorial Day Emergence of Modern US, 1890-1930 Great Depression & WWII, 1929-1945 Postwar US, 1945-Early 1970s Contemporary US, 1968-Present Military History Women Read more about Memorial Day: The Poppy Puzzle Memorial Day: The Poppy Puzzle Quiz PDF