Original sentence: The Principality of Snake Hill, founded in 2003, is located 45 km from the regional town of Mudgee, northwest of Sydney, Australia
Edited sentence: Snake Hill has had ministerial correspondence with Australian and foreign government ministers as well as NGOs.The Principality of Snake Hill was founded in 2003, by secession, is located 45 km from the regional town of Mudgee, northwest of Sydney, Australia