Home2003 Treaties and Agreements ...United Kingdom (03-1001) – Agreement Concerning the Use of Wideawake Airfield on Ascension Island by Civil Aircraft Not Engaged in Scheduled International Air Services hide United Kingdom (03-1001) – Agreement Concerning the Use of Wideawake Airfield on Ascension Island by Civil Aircraft Not Engaged in Scheduled International Air Services TIAS Office of Treaty Affairs October 1, 2003 Defense Agreement signed at Washington October 1, 2003; entered into force October 1, 2003. With annex. Agreement amending the agreement effected by exchange of notes at Washington August 15 and September 8, 2008; entered into force September 8, 2008. Download Attachment [707 KB] Tags International Law, Treaties, and Agreements Security and Defense United Kingdom