What was the pax Mongolia

An era of peace in the Mongol Empire

Explanation:

Translates to "The Mongol Peace", this was a time where the Mongol Empire was flourishing culturally, economically, and socially with great stability. The Mongol Empire stretched from China to Eastern Europe which occurred at the same time as the Silk Road, a great and ancient network of routes to trade and travel in. This era of peace brought great protection along the Silk Road which encouraged more people to travel and trade through it. Being the largest land empire, lots of communication and cultural diffusion occurred as religion and ideals were spread around Europe and Asia.

a.) are both appointed for life