Its main political priorities are the promotion of environmental-friendly policies and the preservation of the national and cultural heritage of Portugal and of the remaining Portuguese-language countries.

[7] In April 2009, the party announced in a joint press conference with the leader of the pan-European alliance Libertas.eu Declan Ganley that it would run for the 2009 European Parliament election with an open electoral list under the banner of Libertas.

[10] MPT held its IX Party Congress on 22 November 2014 in Lisbon, where incumbent president John Rosas Baker announced his intention not to stand for reelection and was replaced by MEP José Inácio Faria.

[11] The 2019 legislative elections, which were contested under MPT's own open lists, had a disastrous outcome, with the party losing practically half of its previous votes.

MPT contested the 2022 legislative elections under its own open lists, ending up losing more than half of the votes previously held for the second consecutive time.