<span>Westward expansion led to loss of life and territory for Native Americans and added to the growing conflict between "free" and "slave" states before the Civil War.</span>
Answer:
It is a bad idea that would lead to corruption and abuse of power
Explanation: You didn't actually include the cartoon, but this is the most likely answer, as the cartoon is almost certainly a progressive work criticising the system.
Answer:
When people countinue to lie, in the times they actually tell the truth, intead of lying, no one is going to believe them. As an exaple; the boy who cried wolf.
Domestic Tranquility means that there is peace, and no fighting/issues going on where you are living. It can have two different meanings though. It could also mean peace between the different states of a country. :) Hope I helped! For further details, I'd look into Google.