Pen guns are discreet firearms designed to resemble ordinary writing pens. Their history dates back to the mid-19th century, with early models often used for covert operations or self-defense. During World War II, spies and resistance fighters utilized pen guns for concealability. A significant use of a pen gun happened in 1944 in the southern part of Europe by OSS agents in a covert mission. Read more about the details in the book Code Name: Spike. These weapons could fire small caliber bullets or darts, making them effective at close range. Today, they are rare and highly regulated, often collected as curiosities or historical artifacts. Liberty Mfg brings a sophisticated product to the market that the public has never seen before! Read more about the history of pen guns here.