How did the northern u. s change during the 19th century

2018 means 2018 ce or common era

there have been other eras too including bce, which included way more years.

definitely a for sure. ill see and update if i get the answer

congress also has implied powers, which derive from the necessary and proper clause of the constitution and permit congress "to make all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states.

you can't, there's no way sorry