You are correct, that's what started WW1
Vasco Nunez de Balboa impacted the world by being a help to establishing the first settlement on the South American continent at Darien, on the coast of the Isthmus of Panama. While leading the expedition in search of gold, he discovered the Pacific Ocean.
King Henry VIII was the English king who broke away from the Catholic Church.
Answer:
the growth and expansion of the religion
Explanation:
1. a decrease in Mongol invasions: this option is not correct because Mongol did not invade main Europe
2. a population explosion caused by the Neolithic Revolution: this option is not correct because the Neolithic period was about 10,000 BCE, the Romans and Frankish have not been defined or in existence then, nor was there Christianity during this period.
3. an increase in the influence of prior civilizations on Mayan society: this is not correct because Mayan civilization was not in Europe but southeast Mexico and Central America, hence there was no connection
4. The growth and expansion of the religion: this option is CORRECT because the Romans and Frankish kingdoms were known to be majority Christians and helped spread the religion across the world.
Trade outside the country was not necessary