Answer:
To affirm something is to give it a big "YES" or to confirm that it is true.
Explanation:
The verb affirm means to answer positively, but it has a more weighty meaning in legal circles. People are asked to swear an oath or affirm that they will tell the truth in a court of law.
The most important political leaders during this time were Theodore Roosevelt, Robert M. La Follette, Charles Evans Hughes, and Herbert Hoover. Some democratic leaders included William Jennings Bryan, Woodrow Wilson, and Al Smith. This movement targeted the regulations of huge monopolies and corporations.
Trade was increased making it appealing for immigrants to come
He was among the most prominent and influential marine zoologists of his time.