Complex sentence: Since the entire country was coming out of the decade-long semi-dictatorship, the new changes in society were clearly affecting football as well and the national FA was under considerable pressures from various interest groups looking to use the murky situation to gain control and influence.
Split into simpler sentences: Since the entire country was coming out of the decade-long semi-dictatorship, the new changes in society were clearly affecting football as well. National FA was under considerable pressures from different interest groups looking to use the murky situation to gain control and influence.