They were engaged in Activism.
Hitler emphasized on taking land fast, so he created the Blitzkrieg, or lighting war. It relied on mobile units, or a mobilization army and limited artillery to create confusion and disrupt enemy front lights. This war strategy saved a lot of lives and was considered genius. The tactic worked extremely well on Poland, and eventually broke into France.
Farm life as more behind in technology while cities were more fast-paced, had more jobs and used more technology.
