Category:21st century in international relations

• ► 2000s in international relations‎ (11 C, 6 P)
• ► 2010s in international relations‎ (12 C, 13 P)
• ► 2020s in international relations‎ (5 C, 5 P)

C

• ► 21st-century conflicts‎ (36 C, 48 P)

D

• ► 21st-century diplomatic conferences‎ (293 P)
• ► 21st-century diplomats‎ (6 C, 76 P)

M

• ► 21st-century military alliances‎ (3 C, 25 P)

N

• ► Non-Aligned Movement‎ (3 C, 19 P)

S

• ► Lists of sovereign states in the 21st century‎ (3 P)

T

• ► 21st-century treaties‎ (24 C, 1 P)

A

• List of international presidential trips made by Armen Sarkissian

C

• List of international presidential trips made by Aníbal Cavaco Silva
• List of Commonwealth visits made by Elizabeth II
• Croatia–Slovenia border disputes

F

• Foreign fighters in the Syrian and Iraqi Civil Wars

G

• Global Minnesota

I

• List of international presidential trips made by George W. Bush
• List of international presidential trips made by Joko Widodo

J

• Shimoda Conference

L

• List of international presidential trips made by Cyril Ramaphosa
• List of national border changes since World War I

M

• List of international presidential trips made by Dmitry Medvedev

N

• Non-Aligned Movement

P

• Polar Research and Policy Initiative
• List of international presidential trips made by Barack Obama
• List of international presidential trips made by Donald Trump
• List of international presidential trips made by Joe Biden
• List of international presidential trips made by Rodrigo Duterte

Q

• Qatar–Saudi Arabia diplomatic conflict

R

• List of international presidential trips made by Marcelo Rebelo de Sousa

S

• List of state visits made by Elizabeth II