A sustained era characterized by relative tranquility within and between major civilizations or empires. It typically involves reduced warfare, economic prosperity, cultural flourishing, and stability in political structures. These epochs often see advancements in arts, sciences, and trade due to the security afforded by the prevailing peace. A prime illustration is the Pax Romana, a lengthy period of relative peace and prosperity within the Roman Empire.
Such eras foster significant development because resources are diverted from military expenditures to infrastructure, education, and the arts. Trade routes become more secure, encouraging economic growth and cultural exchange. Political stability enables long-term planning and investment, leading to further societal advancements. These tranquil stretches are therefore crucial for the overall progress and lasting legacies of civilizations.