Why it matters
Summits often produce the deals and statements that set international policy.
Summit in the news
More World terms
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Ceasefire
An agreement between warring sides to stop fighting, temporarily or as a step toward a lasting peace deal.
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Sanctions
Penalties such as trade bans, asset freezes or travel bans imposed by one or more countries on another country, group or person.
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NATO
A military alliance of North American and European countries whose members agree to defend each other if one is attacked.
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Geopolitics
The way geography, resources and power shape relations and rivalries between countries.