Most people would put freedom and democracy high on any list of desirable things. Consequently, Marathon, which preserved the world''s first democracy, holds the number-one spot.

Democracy''s precarious start.The concept of rule by the people, a radical idea in the ancient world, faced existential threats from powerful empires and authoritarian regimes. Its survival often hinged on the outcome of specific military confrontations.

Modern democratic defense.Even centuries later, the defense of democratic ideals required military might against totalitarian threats. These battles ensured that the democratic experiment continued and could spread globally.

A recurring theme.The struggle between self-governance and centralized, often divine-right, rule is a persistent thread throughout history. These battles highlight that the preservation of democratic principles has frequently depended on the willingness and ability to defend them by force against determined adversaries.