What is associated with: begun by a retired minister in 1876 to make socks for lumberjacks this company soon expanded into underwear?

Based on the clue 'begun again like a magazine subscription', what is the answer? What is associated with: begun around 1088 the university of this meaty northern italian city is considered the oldest… What is associated with: begun around 1500 by guru nanak this religion incorporates elements of hinduism? What is associated with: begun around 5000 years ago stonehenges construction belongs to this new stone time period? Based on the clue 'begun by appius claudius as a public work in 312 b...', what is the answer? What is associated with: begun by frederick the greats invasion of saxony it lasted from 1756 to 1763? What is associated with: begun in 1173 the 8 story leaning tower of pisa is clad in this stone? What is associated with: begun in 1174 it was finally stabilized in may 2008 after more than 700 years of slow movement?