What was the only South American country to send troops to fight in World War II after declaring war on Germany and Italy on 22 August 1942?
Which one of the two most powerful battleships built by Germany in World War II, was destroyed while hiding near Tromsø on the Norwegian coast by RAF bombers?
World War I was triggered as a full-blown war when the United Kingdom declared war on Germany on 4 August 1914, when Germany invaded which country?
