Misc: Which famous artist died the same year that Shakespeare was born?

Questions

In 1842 The US-Canada border defined by the Webster----------- Treaty. ?

In 1849 ---------- Republic crushed by Austria and Russia. ?

In 1849 Hungarian Republic crushed by ---------- and Russia. ?

In 1849 Hungarian Republic crushed by Austria and---------- . ?

In 1854 ---------- David Thoreau published `Walden'. ?