Other forms: peacetimes
If a country isn't involved in any wars for a certain length of time, that period is called peacetime. During peacetime, a government may cut back on their military budget and focus on education for a change.
After the battles of World War II that raged across Europe, the period that followed was considered an era of peacetime for both Western Europe and the United States. The country that's enjoying the longest current stretch of peacetime is Sweden, which hasn't been involved in a war for over two hundred years. Peacetime in Japan during the Edo period started in 1603 and lasted 250 years.