Complex sentence: At war's end, the A- 37 had flown over 160,000 combat sorties with only 22 USAF losses, approximately 187 A- 37Bs were in South Vietnamese service when the country fell.
Split into simpler sentences: At war's end, the A- 37 had flown over 160,000 combat sorties with only 22 USAF losses. Approximately 187 A- 37Bs were in South Vietnamese service when the country fell.