March 21 is World Down Syndrome Day, and Princess Martha Louise released a video message on the occasion of the day. World Down Syndrome Day, 21 March, is a global awareness day which has been officially observed by the United Nations since 2012.
March 21 is World Down Syndrome Day, and Princess Martha Louise released a video message on the occasion of the day. World Down Syndrome Day, 21 March, is a global awareness day which has been officially observed by the United Nations since 2012.