What is associated with: begun by frederick the greats invasion of saxony it lasted from 1756 to 1763?

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? What is associated with: begun by a retired minister in 1876 to make socks for lumberjacks this company soon expanded i… Based on the clue 'begun by appius claudius as a public work in 312 b...', what is the answer? 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? What is associated with: begun in 1503 its been called the most famous portrait in art history? What is associated with: begun in 1815 americas first large scale monument to this man towers above mount vernon place?