Summarize the important information about your US Expansion Topic/Event/Person. Your summary should be 5-7 sentences and provide a clear overview of the topic.

The United States attempted to dominate other countries for three reasons: (1) financial, (2) armed, and (3) ethical. The main factor the United States increased its presence in other countries was: Economic factors – as the world became more industrialized in the late 1800s, the desire to engage with many nations grew.

The Louisiana Purchase sparked the 19th-century migration of immigrants into the American West, which was ignited either by Gold Rush, the Oregon Road as well as the faith in profound potential.

explanation:

allergens: overstimulate the nerve system

neurotics: attack nerve cells

mutagens: damage or otherwise alter dna sequence

generators: cause defects during growth and development  

carcinogens: cause unchecked cell growth

i hope you get the idea according to me these are the effects that happened.

citizens were able to charge more for their goods and services