Israel in bondage to Philistines

• Start — Judges 13:1. The year the Philistine's 40-year oppression of Israel began was the year Samson's time as judge began (2886) + 10 years = 2896
• End — Judges 13:1. The year the Philistine's 40-year oppression of Israel ended is the year the ark was returned to Beth-shemesh in Israel = 2937

START:*HYPOTHESIS: The year the Philistine's 40-year oppression of Israel began is 10 years after Samson's time as judge began. [Ussher date p56] END:*HYPOTHESIS: The Philistines's oppression of Israel ended when they returned the ark to Israel. [Ussher date p57]

Years are anno hominis — counted from Creation as year 1 — which is the frame the source computes in. The arithmetic behind each boundary is given above rather than assumed.