British Prime Minister Winston Churchill<span>, Soviet Premier </span>Joseph Stalin<span> and U.S. </span>President<span>Franklin D. Roosevelt. </span>
Several reasons.
Saw this crusade as a blessing from God.
Christians would stop fighting themselves.
Christians that would fight would go to heaven or be right with God.
To take back the holy lands, from the Muslims would be a righteous cause.
What passage by Thomas Jefferson are you wanting the answer to?
Commerce and Slave Trade Compromise is the answer
Hope That Helped!