generate questions: The town was sacked in 1338 by French, Genoese and Monegasque ships (under Charles Grimaldi, who used the plunder to help found the principality of Monaco). On visiting Southampton in 1339, Edward III ordered that walls be built to 'close the town'. The extensive rebuilding—part of the walls dates from 1175—culminated in the completion of the western walls in 1380. Roughly half of the walls, 13 of the original towers, and six gates survive.
Who led the invasion of Southampton in the 14th century by the French and others? {sep_token} What principality did Grimaldi set up with the profits from plundering Southampton? {sep_token} What year did Edward III show up in Southampton and tell them to build walls? {sep_token} How many of the original towers from Southampton's walls are still standing? {sep_token} The oldest section of the original wall around the town dates from what year?