They move after a tragic event by working together
Motives for Exploration Wealth and Religion. The motives for Spanish, French and English explorers were all different, although in some ways, they were the same. They all wanted to find the Northwest Passage, which they believed was a direct and efficient route to the Orient - home of spices, silks and wealth.
So Jews could be easily identified so they could be persecuted and to arrest them easier.