Category:Sector 5/1940s

For the more spoiler-filled details about this era, go to File No. 192 of the mystery files.

The 1940s, also called Sector 5, are a time period in 13 Sentinels: Aegis Rim. The 1940s are a terrible, turbulent time in human history, and nations worldwide are using dirty tactics to try and come on top of the war. Yet from the violence and horrors of the war, new ideologies and technologies are formed. This period also marks Japan's transition from militarism to pacifism post-defeat in the war.