Involving three or more parties, especially governments or nations, acting together on a common issue

Latin multi- (many) + lateralis (of the side)

Multinational Collective Plurilateral
Unilateral Bilateral
"India has championed multilateral reform at the United Nations, demanding permanent membership of the Security Council to reflect contemporary geopolitical realities."

Use in GS2 (IR) answers when discussing global governance, international organisations, or collective action frameworks, e.g., 'Multilateral trade negotiations under the WTO have stalled over agricultural subsidy disputes.'

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