The claim is a permanent fixture of Venezuelan politics, like the Argentinian claim to the Malvinas/Falklands. Maduro can’t renounce the claim, so if he wants to climb down he’ll have to stop making promises of imminent “liberation”.
ETA: Maduro is forming an administration for “the Guayana Esequiba” and making development plans, as well as giving an ultimatum to oil companies.
