Descent on the coast of Brittany in 1746, and the causes of its failure was completed the same year, just after the outbreak of the Seven Years' War.
Descent on the coast of Brittany in 1746, and the causes of its failure（「1746年のブルターニュ海岸への襲撃、およびその失敗の原因」）は同年、七年戦争が勃発した直後に完成した。