History of suits
（重定向自Ditto suit）
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![Three men in black tie variations.](/Images/godic/202501/09/Men_in_black_tie3302.jpg")
![1901, a man in a morning coat.](/Images/godic/202501/09/Morning_dress_19013302.jpg")
![At the Treaty of Versailles signing, in 1919, the heads of state wore morning dress and lounge suits for informal meetings (as seen here), but frock coats for formal daytime meetings.](/Images/godic/202501/09/Big_Four_29038u_original3302.jpg")
The man's suit of clothes, in the sense of a lounge or business or office suit, is a set of garments which are crafted from the same cloth. This article discusses the history of the lounge suit, often called a business suit when made in dark colours and of conservative cut.