Complex sentence: In the 1800s and early 1900s, shorter versions of the infantry rifle were issued as'carbines' for cavalry troops and gun crews, then dropped as infantry rifle designs were shortened such as in the Short Magazine Lee-Enfield rifle.
Split into simpler sentences: In the 1800s and early 1900s, shortened versions of the infantry rifle were issued as'carbines' for cavalry troops and gun crews. This designation was dropped as infantry rifle designs were shortened such as in the Short Magazine Lee-Enfield rifle.