it is jovenes because the "es" now adds another syllable so the accent mark is no longer needed and the stress would still be placed on the "o"
In the late 1800s, people in many parts of the world decided to leave their homes and immigrate to the United States. Fleeing crop failure, land and job shortages, rising taxes, and famine, many came to the United States because it was perceived as the land of economic opportunity.