What is associated with: adopted in 1994 seen here the flag of this african nation reflects its racial ethnic diversity?

What is associated with: adopted in 1906 by international agreement this became the telegraphs standard distress signal? What is associated with: adopted in 1929 the flag of this independent state includes the keys to heaven? What is associated with: adopted in 1965 ontarios flag features 3 of these leaves? What is associated with: adopted in 1980 the flag of this middle eastern nation is seen here? What is associated with: adopted in 2005 pan de campo is texas official state this? What is associated with: adopted in march 1861 it was modeled on the us constitution? What is associated with: adopted july 4 1776 the of? Based on the clue 'adorable as a blouse fastener', what is the answer?