pronunciamiento
/prəˌnʌnsɪəˈm(j)ɛntəʊ/ /prəˌnʌn(t)ʃ(ɪ)əˈm(j)ɛntəʊ/(also pronunciamento)
noun
1A public declaration, originally of political allegiance; (more generally) a pronouncement, a proclamation.
2In Mexico and other Spanish-speaking countries: a coup d'état; an attempt at political revolution; a revolt, an insurrection, an uprising.
Origin
Mid 19th century; earliest use found in The Times. From Spanish pronunciamiento speech, proclamation, pronouncement of a sentence, attempted military coup (involving a declaration or manifesto) from pronunciar + -miento.