Congress can check the president if a 2/3 majority votes to override his veto.
Answer:
He took land from patricians and gave it to the plebeians. He increased the size of the Senate to address financial issues. He grew the size of the military to provide more jobs.
It is important because if the cause didn't happen the effect wouldn't exist
Because they believed that since the earth was God’s crown jewel of creation, it should also be the center of the universe. Of course they were wrong, and this is a wonderful example of man following after his own will (it says explicitly in the Bible that the earth is not the center of the universe). Hope that answers your question!