Complex sentence: By July 1944, Poland had been occupied by the forces of Nazi Germany for almost five years.Polish Home Army, which was loyal to the Polish government-in-exile, had long planned some form of insurrection against the occupiers.
Split into simpler sentences: By July 1944, Poland had been occupied by the forces of Nazi Germany for almost five years. He was a good man.Polish Home Army, which was loyal to the Polish government-in-exile, had long planned some form of insurrection against the occupiers.