International Committee of the Red Cross relief workers in armed conflicts and is to be placed on humanitarian and medical vehicles and buildings. The original emblem that has a red cross on a white background is the exact reverse of the flag of neutral Switzerland. It was later supplemented by two others which are the Red Crescent, and the Red Crystal. The Red Crescent was adopted by the Ottoman Empire during the Russo-Turkish war and the Red Crystal by the governments in 2005, as an additional emblem devoid of any national, political or religious connotation. The official mission statement says that: "The International Committee of the
Flag of Switzerland The Swiss cross is defined as Swiss Standard German consistently uses (cognate with "vane") rather than the term used for national flags in Germany. The name of the flag of the Swiss Confederation is a nominal compound, . While the proportions of the cross have been fixed since 1889, the size of the cross relative to the flag (the width of the margin separating the "cross couped" from the edge of the flag) had not been officially fixed prior to 2017. The annex to SR 232.21 provides an image specifying that the margin is to be of the same width