• Countries by continent‎ (11 C)
• Countries by form of government‎ (13 C, 2 P)
• Countries by international organization‎ (35 C, 43 P)
• Countries by status‎ (8 C, 3 P)

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• Categories by country‎ (75 C)

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• Outlines of countries‎ (3 C, 260 P)

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• Lists of countries‎ (15 C, 147 P)

+

• Works about countries‎ (208 C)

C

• City-states‎ (34 C, 86 P)
• Country classifications‎ (6 C, 24 P)
• Country codes‎ (2 C, 28 P)
• Country lockdowns‎ (18 P)

D

• Dependent territories‎ (5 C, 22 P)

F

• Former countries‎ (14 C, 122 P)

I

• Island countries‎ (79 C, 144 P)

L

• Landlocked countries‎ (45 C, 52 P)

N

• Country names‎ (5 C, 1 P)

P

• Proposed countries‎ (4 C, 99 P)

R

• Republics‎ (132 C, 102 P)

Ω

• Wikipedia categories named after countries‎ (206 C)