What major challenges did the new nation faced after the war

The new nation also faced economic and foreign policy problems. A huge debt remained from the Revolutionary War and paper money issued during the conflict was virtually worthless. In violation of the peace treaty of 1783 ending the Revolutionary War, Britain continued to occupy forts in the Old Northwest. I hope this was helpful <3

the andes or andean mountains (spanish: cordillera de los andes) are the longest continental mountain range in the world, forming a continuous highland along the western edge of south america. this range is about 7,000 km (4,300 mi) long, about 200 to 700 km (120 to 430 mi) wide (widest between 18° south and 20° south latitude), and of an average height of about 4,000 m (13,000 ft). the andes extend from north to south through seven south american countries: venezuela, colombia, ecuador, peru, bolivia, chile and argentina.

from wikipedia

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one of the major compromises in the constitutional convention was between the small states and big states. the small states wanted each state to have the same number of representatives in congress. the big states wanted representation based on population.