With 4,000,000+ being made, the Enfield No.4 Mk.I is often considered the classical WWII British rifle. In the nation of Burma (today called Myanmar) it continues in use in the 2020s.
(British soldier in Bahe, Burma with Enfield No.4 rifle during WWII.)
(Myanmar National Police member with an Enfield No.4 rifle during 2016.)