9mm handguns

High Capacity: They can hold more rounds compared to other calibers.
Affordability: Both the guns and their ammunition are relatively inexpensive.
Manageable Recoil: They have less recoil, making them easier to handle.
Effectiveness: They are effective for self-defense, law enforcement, and recreational shooting¹³.

The number 9 is connected to Mars (conflict/war) & Pluto (death/power/control) so this popularity NOT surprising.

"Yes, 9mm handguns are indeed among the most popular firearms, especially in the United States. They are favored for several reasons:

High Capacity: They can hold more rounds compared to other calibers.

Affordability: Both the guns and their ammunition are relatively inexpensive.

Manageable Recoil: They have less recoil, making them easier to handle.

Effectiveness: They are effective for self-defense, law enforcement, and recreational shooting¹³.

Is there something specific you want to know about 9mm guns?"

Source: Conversation with Copilot, 10/17/2024

(1) Best 9mm Pistols [2024 UPDATED!]: CCW, Home Defense, & More. https://gununiversity.com/best-9mm-pistols/

(2) 14 Best 9mm Pistols [2024]: Rated By Size And Hands-On Testing - Gun Made. https://www.gunmade.com/best-9mm-pistols/

(3) America Loves 9mm - Guns.com. https://www.guns.com/news/2020/08/19/america-loves-9mm

(4) Best 9mm Pistols in 2024 (For Concealed Carry, Home-Defense ... - GunPros. https://gunpros.com/best-9mm-pistols/