Complex sentence: There have been international efforts since the 1970s to persuade practitioners to abandon FGM, and as a result it has been outlawed or restricted in most of the countries in which it occurs, although the laws are poorly enforced.
Split into simpler sentences: There have been international efforts since the 1970s to persuade practitioners to abandon FGM. As a result it has been outlawed or restricted in most of the countries in which it occurs, although the laws are poorly enforced.