“Ramadan is the month of attacks and conquest. According to the tradition, whenever the Prophet planned an attack, he aspired that it should be in the month of Ramadan…”

http://sheikyermami.com/2012/07/20/ramadan-is-the-month-of-attacks-and-conquest-according-to-the-tradition-whenever-the-prophet-planned-an-attack-he-aspired-that-it-should-be-in-the-month-of-ramadan/