Found in southern Africa, which is the largest African country that was once a Portuguese colony?

Formally organized in March 1901, which company was the world's first billion-dollar corporation? Which future Oscar nominee, later famous as "Hot Lips" Houlihan, made her film debut in the teen classic "Reform School… Former prime ministers of which country include Margaret Thatcher, Edward Heath and John Major? Once paired with Lacoste in the U.S., which clothing brand later became part of Phillips-Van Heusen? Founded in 1795, which Pennsylvania city hosts a famous annual sporting event and has "sport" in its name? Francis Bourdillon wrote, "The night has a thousand..." of what, "and the day but one"? Frankie Valli's group took which name from a New Jersey bowling alley where they briefly played the lounge? Along with the candlestick, knife, lead pipe, revolver and rope, which tool was one of the six weapons in the original…