Around 1900 most Latin American nations were ruled by who?

Around 1900, most Latin American nations were ruled by a combination of military leaders, often referred to as caudillos, and oligarchies that represented the interests of wealthy landowners and elites. Many countries experienced instability due to frequent coups and revolutions, leading to authoritarian regimes. This period was characterized by limited political participation for the general populace and significant foreign influence, particularly from the United States and European powers.