Complex sentence: The history of orienteering begins in the late 19th century in Sweden, the actual term "orientering" (the original Swedish name for orienteering) was first used in 1886 and meant the crossing of unknown land with the aid of a map and a compass.
Split into simpler sentences: The history of orienteering begins in the late 19th century in Sweden. The actual term of "orientering" is (the original Swedish name for orienteering) was first used in 1886 and meant the crossing of unknown land with the aid of a map and a compass.