Complex sentence: There were many breaches in the ceasefire as all three sides attempted to gain a position of strength, and "large numbers of hard-core guerrillas remained outside the camps and continued to intimidate" the electorate.
Split into simpler sentences: There were many breaches in the ceasefire as all three sides attempted to gain a position of strength. 'Large numbers of hard core guerillas remained outside the camps and continued to intimidate' the electorate.