European mainland. March 25: The Republic of Ecuador is consecrated to the Sacred Heart of Jesus, carried out by the then-president Gabriel García Moreno and supported, blessed and specified by Pope Pius IX. March 25–27 – Third Carlist War – Second Battle of Somorrostro: In a renewed attempt to raise the siege of Bilbao by Don Carlos VII, Republican commander Marshal Francisco Serrano himself arrives with 27,000 men and 70 cannons. However, in three days of fierce fighting, the Carlist General Joaquín Elío, with just 17,000 men, once again drives off the attack at nearby Somorrostro, and it is another six weeks before Serrano manages to relieve Bilbao. March – The Young Men's Hebrew Association in Manhattan (which still operates today as the 92nd Street Y) is founded. April–June April 15–May 15 – A group of young painters, Société Anonyme Coopérative des Artistes, Peintres, Sculpteurs, Graveurs, gives their first exhibition, at the studio of the photographer Nadar in Paris. Louis Leroy's critical review of it published on 25 April gives rise to the term Impressionism for the movement, with reference to Claude Monet's Impression, Sunrise. May 2 – Third Carlist War – Siege of Bilbao: The siege is lifted. May 9 – The first commercial horse-drawn carriage debuts in the city of Bombay, plying two routes. May 14 – First admission charge at a football game. Harvard beats University of McGill (Montreal) 3-0 May 20 – Levi Strauss and Jacob Davis receive a U.S. patent for blue jeans, with copper rivets. The price is $13.50 per dozen. May 23 – Passenger ship British Admiral, on a voyage from Liverpool (England) to Melbourne (Australia), sinks after hitting rocks off King Island (Tasmania); only nine of the 88 passengers and crew are rescued. May 27 – The first group of Dorsland Trekkers, a series of expeditions by Trekboere in search of political independence and better farming conditions, departs South Africa to settle in Angola, led by Gert Alberts. June 14 – Michel Domingue becomes head of state of Haiti. June 22 – Andrew Taylor Still starts the movement for osteopathic medicine in the United States at Kirksville, Missouri. June 25–27 – Third Carlist War – Battle of Monte Muro: Carlist forces entrenched around Abárzuza, on the approach to Estella in Navarre, repel an attack by Isabelino/Liberal (supporters of Queen Isabella II) troops led by General Manuel Gutiérrez de la Concha, Marqués del