Can someone help me out?

List two inventions that were invented in the united states before the american civil war

The u.s. constitution outlawed slavery. true false

Which of these actions were taken by the us government to get ready for war? check all that apply. using a draft to build armed forces planting victory gardens for food and to boost morale promoting conservation of key products trying to get people to buy liberty bonds taking new jobs to meet demands promoting patriotism