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According to a BBC local time on the 29th, the heads of EU member states will sign an Anglo-European trade agreement in Brussels on the 30th, after which the agreement will be sent to London for British Prime Minister Boris Johnson to sign.
Downing Street said that a RAF plane would transport the international treaty accompanied by British and EU officials.
On the 30th, the lower house of the British Parliament will also recall members to vote on the trade agreement.