Manche is a department located in the northwest of France, and its economy is largely based on agriculture, fishing, and tourism. The region is known for its fertile farmland, and dairy farming is particularly important, with the production of butter, cheese, and other dairy products. The fishing industry is also significant, with Cherbourg being one of the major fishing ports in France, and seafood is a popular local delicacy. In addition, the region's beautiful coastline and historic sites attract millions of tourists each year, providing a boost to the local economy.

In terms of government, Manche is part of the region of Normandy, and its local government is overseen by the Departmental Council. The Council is responsible for a wide range of services, including education, social services, public transportation, and cultural events. The region also has a number of elected representatives at the national level, including members of the National Assembly and the Senate. Manche is known for its strong agricultural traditions and its rich history, and its government works to promote and preserve these important aspects of its culture while also striving to attract new businesses and industries to the region.