Misc: 00 year old grave of a scythian princess and priestess?

Questions

During World War II, which London theatre boasted, "We never closed"?

Who was British Prime Minister at the outbreak of WWI?

Who was the oldest man ever to play Test cricket when he represented England against West Indies in 1930 aged 52?

Who wrote the classic war novel "All Quiet on the Western Front"?

Who started a giant fast food chain in 1928 in a hut near Bradford, Yorkshire?