On Saturday, November 14, World Diabetes Day, Crown Princess Victoria celebrated the day by wearing the "blå knuten" bracelet, in support of diabetes research. Crown Princess Victoria has been patron of the Child Diabetes Foundation since 1993. The Child Diabetes Foundation was established in 1989, and is now Sweden's biggest funder of research into type 1 diabetes. World Diabetes Day has been celebrated since 1991 and has been an official UN day since 2006.