Complex sentence: In 1942 they made the first Canadian government-manufactured 9mm Parabellum cartridges for Commonwealth forces as well as 7.92mm Mauser rifle ammunition for issue to the European Resistance groups and the Nationalist and Communist Chinese.
Split into simpler sentences: In 1942 they made the first Canadian government-manufactured 9mm Parabellum cartridges for Commonwealth forces. They also made 7.92mm Mauser rifle ammunition for issue to the European Resistance groups and the Nationalist and Communist Chinese.