On June 1, 2023, VMU Lithuanian Emigration Institute and the President Valdas Adamkus Library-Museum organized a scientific conference titled “Visionaries of the Republic of March 11th.” The conference was dedicated to the 100th birth anniversary of Algimantas Petras Gureckas, a prominent Lithuanian public figure, lawyer, and economist within the Lithuanian diaspora. The conference participants reflected on Algimantas Gureckas’ (1923-2020) political and public activities, discussed the intellectual legacy of the Lithuanian diaspora, the visions for an independent Lithuanian state, and the theoretical and practical contributions in establishing the foundations of the Republic of March 11th and its constitution.