M1 motorway
The M1 is a major motorway in England connecting London to the city of Leeds in northern England, but also linking several important towns and cities along the way, including Milton Keynes, Northampton, Leicester, Nottingham, Mansfield and Sheffield. It also links to the M6 and M45 motorways near Rugby, the M25 near Potter's Bar, the M69 at Leicester, the M62 near Leeds.The motorway was one of the first to be built in the United Kingdom. It is around 200 miles (300 km) long and was constructed in stages between the 1950s and 1970s.
It has been extended to the east of Leeds to meet the A1(M) near Wetherby, providing a more direct link to the north and Scotland.
Route
There is also an M1 motorway in Northern Ireland. It runs from Belfast to Dungannon, bypassing Lisburn, Lurgan, Craigavon and Portadown on the way.
The M1 motorway in the Republic of Ireland consists of several short sections built as bypasses of sections of the N1 road, running from Dublin toward Belfast.
