Complex sentence: Unfortunately the new North Eastern League also folded in 1964, and the club spent a season in the Wearside Football League and three seasons in the North Regional League before becoming a founding member of the Northern Premier League in 1968.
Split into simpler sentences: Unfortunately the new North Eastern League also folded in 1964. The club then spent a season in the Wearside Football League and three seasons in the North Regional League before becoming a founding member of the Northern Premier League in 1968.