I think Columbus had six Jews sailing with the expedition.
Isn’t it strange that as Ferdinand and Isabella kicked them out that a new world was about to be found wherein Jews might thrive?
Could have been found one day earlier, Columbus delayed a day due to harbor congestion caused by ships carrying Jews. The expulsion began four months after March 30. Crew boarded August 1, Columbus made it out August 3. First line of Columbus' diary, In the same month in which their Majesties issued the edict that all Jews should be driven out of the kingdom and its territories, in the same month they gave me the order to undertake with sufficient men my expedition of discovery to the Indies