Match the pull and push factors related to immigration in the nineteenth century.
1. People had the opportunity to own farmland in the United States.
2. Crop failures and unemployment led to widespread poverty.
3. War and political turmoil led to dissatisfaction in people’s lives.
4. Industrialization provided jobs for a lot of people with few skills.
5. The United States was a democracy where people enjoyed religious freedom.

What is the main difference between primary and secondary sources? a. primary sources are historical documents, and secondary sources are modern-day documents. b. primary sources are derived from museums and archives, and secondary sources are created by history students and academics. c. primary sources are found in ancient places with a rich history, and secondary sources are found in historical journals and blogs. d. primary sources are created during a particular historical era, and secondary sources are created by studying primary sources.