Based on the clue 'back in st paul charles schulz had his heart broke...', what is the answer?

What is associated with: back in force since 2004 it has the longest developmental cycle of any insect 17 years? Based on the clue 'back in high school clem slept through the meeting...', what is the answer? Based on the clue 'back in italy people laughed at marcos stories lik...', what is the answer? Based on the clue 'back in school mr pitt might have used this type o...', what is the answer? Based on the clue 'back in the 17th century they were for both sexes ...', what is the answer? What is associated with: back in the 1850s this card was added to the deck to be the highest trump in the game of euchr… What is associated with: back in the 1920s biggsy me made a fortune doing this ya know smuggling selling booze rumrunni… Based on the clue 'back in the 19th century ladies didnt faint but di...', what is the answer?