Complex sentence: St. Patrick's Festival, Ireland, was established by the Government of Ireland in November 1995 and has since developed into a multi day celebration which takes place annually on and around March 17th, St. Patrick's Day-the national holiday of Ireland.
Split into simpler sentences: St. Patrick's Festival, Ireland, was established by the Government of Ireland in November 1995. The festival has since developed into a multi day celebration which takes place annually on and around March 17th, St. Patrick's Day-the national holiday of Ireland.