Crowmarsh Gifford Norman. A north transept with a pointed arch was added in about 1200. The building was restored in 1836 and 1868. In 1139 King Stephen built a wooden fort in Crowmarsh, the first of a series built in opposition to Wallingford Castle, which supported his cousin Matilda during the civil war known as The Anarchy. The forts were probably dismantled as a result of the Treaty of Wallingford of 1153. The castle at Crowmarsh consisted of a wide ditch surrounding an enclosure measuring . In 1701 agriculturist Jethro Tull invented his revolutionary seed drill here. In 1770 nearby Mongewell Park
Drill, baby, drill Drill, baby, drill "Drill, baby, drill!" was a 2008 Republican campaign slogan first used at the 2008 Republican National Convention by former Maryland Lieutenant Governor Michael Steele, who was later elected Chairman of the Republican National Committee. The slogan expressed support for increased drilling for petroleum and gas as sources of additional energy and gained further prominence after it was used by Republican Vice Presidential nominee Sarah Palin during the vice-presidential debate. Michael Steele used the phrase "Drill, baby, drill" during an address to the 2008 Republican National Convention as he called for increasing domestic production of oil and gas,