Round four of the global struggle between England and France began in 1754. Unlike the three previous conflicts, this war began in America. French and British soldiers butted heads with each other over control of the Ohio Valley. At stake were the lucrative fur trade and access to the all-important Mississippi River, the lifeline of the frontier to the west. A squadron of soldiers led by a brash, unknown, twenty-two year old George Washington attacked a French stronghold named Fort Duquesne. Soon after the attack, Washington's troops were forced to surrender. Shortly after that, a second British force also met with defeat. When news of this reached London, war was declared, and the