The document discusses several topics related to Connecticut history: 1) In 1982, Dr. Robert K. Jarvik introduced the first artificial heart in Connecticut, a breakthrough in medical technology. 2) Martin Luther King Jr. worked as a tobacco farmer in Simsbury, Connecticut in the summers of 1944 and 1947 before becoming a Civil Rights leader. 3) Old Newgate Prison in East Granby, Connecticut was the country's first colonial jail, turned state prison from 1773 to 1827, and now offers tours of the underground mining tunnels once used to hold prisoners.