How effective was the new American system of government in solving significant problems between 1787 and 1860, history homework help

How effective was the new American system of government in solving significant problems between 1787 and 1860? List the major problems and reforms which developed during this period. What reasons have been suggested for the successes and failures? Were any substantial opportunities lost?

This is supposed to be an essay but i really can’t do an essay for this! Can anyone help?