Template:On this day - June 28

Charles I of Spain and V of the Holy Roman Empire.

• 1360 – In the Nasrid Kingdom of Granada, Muhammad VI becomes the tenth Sultan after murdering his brother-in-law Ismail II.
• 1412 – In accordance with the agreement of the Compromise of Caspe, Ferdinand of Trastámara is proclaimed King of Aragon, taking the name Ferdinand I.
• 1495 – French troops defeat the expeditionary army under the command of Captain Gonzalo Fernández de Córdoba at Seminara (Italy) in the course of the so-called Italian War of 1494–1498.
• 1519 – Charles I of Spain is named Emperor of the Holy Roman Empire.
• 1585 – Birth of Baltasar Elisio de Medinilla, Spanish poet (d. 1620).
• 1579 – In Spain, Antonio Pérez, secretary of King Philip II, is imprisoned.
• 1598 – Death of Abraham Ortelius, Flemish geographer and cartographer in the service of Philip II (b. 1527).
• 1635 – In the Caribbean Sea, the island of Guadeloupe becomes a French colony.
• 1807 – In the Viceroyalty of the Río de la Plata, British troops land at Buenos Aires, beginning the Second English Invasion.
• 1808 – Spanish forces defeat the French at the First Battle of Valencia during the Napoleonic Invasion of Spain.
• 1817 – In Mexico, the Battle of Los Arrastraderos takes place, in which the insurgents commanded by General Francisco Xavier Mina defeated the royalist forces commanded by Colonel Cristóbal Ordóñez, who died on the battlefield.
• 1820 – The Battle of Cañada de la Cruz takes place, with a victory of the caudillo Estanislao López over the forces of the province of Buenos Aires under the command of General Miguel Estanislao Soler.
• 1844 – Execution of Plácido (Gabriel de la Concepción Valdés), Afro-Cuban poet and comb-making silversmith (b. 1809).
• 1895 – El Salvador, Honduras and Nicaragua form the Republic of Central America.
• 1902 – The United States Congress authorizes President Theodore Roosevelt to acquire the rights over the Panama Canal from Colombia.
• 1931 – In Spain the first general election of the Second Spanish Republic takes place, won by the PSOE.
• 1966 – In Buenos Aires, the fifth successful coup d'état takes place, overthrowing constitutional president Arturo Umberto Illia.
• 1995 – In Mexico, the police of the State of Guerrero murder 17 peasants on their way to a political rally in Atoyac de Álvarez (Aguas Blancas massacre).
• 2007 – In Colombia, 11 of the 12 deputies kidnapped on 11 April 2002 are murdered by the guerrilla group FARC. (According to the FARC they died from Army gunfire during a failed rescue attempt; but the Government's forensic investigations proved the Government's version.)
• 2007 – The Free Trade Agreement between Panama and the United States is signed.
• 2009 – In Honduras an illegal coup d'état is carried out against president Manuel Zelaya.
• 2023 – Death of Talina Fernández, Mexican actress, television presenter and journalist (b. 1944).