Soviet Union and the United States
Marquis de lafayette he was only 19 when he came to america very useful because he was rich, king George III brother convinced at a dinner. Lafayette had no fighting experience.
Http://www.history.com/this-day-in-history/british-zulu-war-begins The British-Zulu War begins as British troops under Lieutenant General Frederic Augustus invade Zululand from the southern African republic of Natal. In 1843, Britain succeeded the Boers as the rulers of Natal, which controlled Zululand, the neighboring kingdom of the Zulu people. Boers, also known as Afrikaners, were the descendants of the original Dutch settlers who came to South Africa in the 17th century. Zulus, a migrant people from the north, also came to southern Africa during the 17th century, settling around the Tugela River region.
I think the French surrender of Montreal was most significant for Britain as for future America it was, the Battle of Monongahela River when Washington had his first experience with true battle and lost his mentor Braddock.
The end of the European Renaissance is usually considered the beginning of the "Early Modern Period", which was an especially fruitful time since it contained the Age of Exploration and the Enlightenment.