Based on the clue 'addng a letter to terrain turns a tract of land in...', what is the answer?

Based on the clue 'addisons disease is a metabolic dysfunction of the...', what is the answer? Based on the clue 'additional note at the end of a letter plus revere...', what is the answer? Based on the clue 'additional ships came but this colonys population ...', what is the answer? Based on the clue 'additional troops or the supplies seen here', what is the answer? What is associated with: addressing congress fdr referred to december 7 1941 as a date which will live in this? Based on the clue 'addressing the parliament louis xiv reportedly sai...', what is the answer? Based on the clue 'addubitation is questioning oneself as though in t...', what is the answer? What is associated with: adela rogers st johns who was hired by this man in 1913 reported on his granddaughters trial i…