the western european union (weu) extra-ordinary council adopts a declaration, to be annexed to the final act of the amsterdam treaty, on its role and its relations with the eu and the atlantic alliance.

How would the previous sentence be correctly capitalized?
The Western European Union (WEU) Extra-ordinary Council adopts a declaration, to be annexed to the final Act of the Amsterdam Treaty, on its role and its relations with the EU and the Atlantic Alliance.