Thanksgiving acrostic with city names

Swedish city that is the closest point to Denmark

Europe

State capital of South Australia

Oceania

Only capital city in South America where Dutch is the official language

South America

City where the United States Declaration of Independence was signed

North America

This city is the de facto capital of Nauru, as the country doesn't have an official capital

Oceania

T

Northernmost capital city in Africa

Africa

H

One of the ten largest cities in the United States by land area

North America

A

Only city in the United States (with at least 100,000 inhabitants) located further north than Greenland's southernmost point

North America

N

Capital city of Greenland

North America

K

Most populated city in the Indian Subcontinent, outside India

Asia

S

City which was one of the largest in Central Asia due to the Silk road

Asia

G

Closest foreign capital city to Johannesburg

Africa

I

Second largest city in Nigeria

Africa

V

City where a congress was held in 1815 to adjust Europe's borders

Europe

I

Only US state capital that starts with this letter

North America

N

Third southernmost capital city in Oceania

Oceania

G

Largest city in the Alps

Europe