National Alliance July 18 (in Spanish: Alianza Nacional del 18 de Julio) was a far-right nationalist electoral coalition in Spain, formed ahead of the 1977 elections by New Force of Blas Piñar, Falange Española de las Juntas de Ofensiva Nacional-Sindicalista and Carlist Traditionalist Communion.
The alliance won 67336 votes (0.37%) and no seats.
July 18 refers to the day on which the Nationalist forces under the leadership of Francisco Franco launched a military uprising in 1936.