From WE we have the Browning Hi-Power Series of Pistols and their latest release, the MK3 Browning Hi-Power.
Please Be Aware that the unless you follow the correct loading procedure you can break some trigger/hammer internals when inserting the magazine.
To Correctly insert a Magazine, The Hammer must be in the cocked position before insering a magazine into the pistol.
In real life these firearms were used by British Special Forces as well as many armed forces across the globe.
The Browning Hi-Power Automatic Series of Pistols having been introduced in 1935 are still in production to this day and continue to see use in many different service's world wide.