The prestigious American Art Deco artist Hildreth Meière provided humanitarian assistance to the victims of the Spanish Civil War and in the Second World War. Acting as the vice-president of the American Spanish Relief Fund created in 1937 and run by P. Francis X. Talbot, S. J. with the goal of helping people affected by the war in the Franco zone, and to also deliver medicine and medical supplies from the United States through diplomatic channels.

She visited Spain in 1925, 1938 and 1961. On the first trip she came to see the works of Spanish painters and made contact with important aristocratic families of the time (the Duke of Sotomayor, the Marquises of La Romana and Arcos, the Duchess of Vistahermosa, etc.). In 1938 she started humanitarian aid, collecting money and donations from New York society for orphans of the civil war and acted as a propaganda distributor for the Francoist cause in the United States. On this occasion she met with people familiar with the situation in Spain to solve the problems of humanitarian aid: Luis Bolín, Pablo Merry del Val, Cardenal Gomá, Carmen de Icaza, and Mercedes Sanz Bachiller