Barons and churchmen drew up which 1215 document to limit the power of England's King John?

Vampire Barnabas Collins was a character on which daytime TV serial that premiered in 1966? In 1863, Lavinia Warren married which tiny star of P.T. Barnum's shows? Swedish chemist Axel Cronstedt isolated which element in 1751, the name of a U.S. 5-cent coin? Baron Eduard de Stoeckl for Russia and which U.S. secretary of state worked out the 1867 Alaska Purchase treaty? Which James Joyce novel, published in Paris in 1922, was barred from the U.S. as obscene until a 1933 court ruling? Barry Gibb was born in 1946. What are the names of his fraternal twin brothers, born in 1949? Barry Manilow had a top 40 hit with which song from the musical "Cats"? Barry Keenan, convicted in the 1963 kidnapping of which singer's son, later sold the story of the crime to the movies?