# Cuba commemorates historic tragedies > Live situation record from CLSTR: https://clstr.news/situations/cuba-commemorates-historic-tragedies > Updated: 2026-08-05T15:58:35.000Z. Sources: 5. Developments: 2. In early August 2026, Cuba marked two separate anniversaries of past disasters. On August 4, Guantánamo held its annual pilgrimage to an obelisk honoring five young revolutionaries killed in a 1957 explosion at a clandestine bomb workshop. The ceremony brought together families, local officials, the Ministry of the Interior and the Revolutionary Armed Forces. The following day, August 5, Matanzas commemorated the victims of the 2022 lightning‑induced fire at the Supertankers Base, which had destroyed half the storage tanks, killed 17 firefighters and workers, and injured more than 140 people. Officials from the Ministry of Higher Education and the Central Army outlined a reconstruction plan featuring new storage capacity, increased tank spacing, underground electrical systems and a lightning‑protection system installed with Venezuelan assistance. The rebuilt tanks remain uncertified and their future fuel use is unclear. Both events underscore Cuba’s tradition of publicly remembering those who died serving the nation and highlight ongoing efforts to rebuild and modernize critical infrastructure after historic industrial and revolutionary tragedies. ## Timeline ### 2026-08-05: Cuba's Matanzas Supertankers Base Marks Four-Year Anniversary of 2022 Fire Four years after a lightning‑triggered blaze destroyed half of Cuba’s Matanzas Supertankers oil depot, killing 17 and injuring over 140, authorities commemorate the disaster while rebuilding storage capacity, a 2 sources. https://clstr.news/cluster/cubas-matanzas-supertankers-base-marks-four-year-anniversary-of-2022-fire ### 2026-08-04: Cuba commemorates historic tragedies in Guantánamo and Matanzas Cuba marks past tragedies with ceremonies in Guantánamo (August 4) honoring five 1957 martyrs and in Matanzas (August 5) remembering 17 victims of the 2019 Supertanker Base fire. 3 sources. https://clstr.news/cluster/cuba-commemorates-historic-tragedies-in-guantnamo-and-matanzas --- Cite as: Cuba commemorates historic tragedies. CLSTR, https://clstr.news/situations/cuba-commemorates-historic-tragedies