I'm happy the Americans let us show them what we love to do!
Mass Production was used by Henry Ford to help produce automobiles AKA cars faster since he was making like 1 every 20 minutes alone. He partnered with an assembly line to make cars faster and enexpensively.
The 19th Amendment was an Amendment that was passed to give women the right to vote, since men could and it wasn't fair for them. The men had rights for things, and the women didn't so they were like, "Why can't we?"
The Harlem Renaissance was a time period that African Americans spread their culture around by showing Americans what they like to do, for example: (Music, Poetry, Writing, etc.)