Where in the World?
The flag of China has a red field. In the canton are five yellow five-pointed stars — a large star and four smaller stars arranged in a vertical arc on the fly side of the large star.

China

population: 1,402,112,000
region: Asia
capital: Beijing
The flag of India is composed of three equal horizontal bands of saffron, white and green. A navy blue wheel with twenty-four spokes — the Ashoka Chakra — is centered in the white band.

India

population: 1,380,004,385
region: Asia
capital: New Delhi
The flag of the United States of America is composed of thirteen equal horizontal bands of red alternating with white. A blue rectangle, bearing fifty small five-pointed white stars arranged in nine rows where rows of six stars alternate with rows of five stars, is superimposed in the canton.

United States

population: 329,484,123
region: Americas
capital: Washington, D.C.
The flag of Indonesia is composed of two equal horizontal bands of red and white.

Indonesia

population: 273,523,621
region: Asia
capital: Jakarta
The flag of Pakistan is composed of a white vertical band on its hoist side that takes up about one-fourth the width of the field and a dark green rectangular area that spans the rest of the field. A white fly-side facing crescent and five-pointed star are centered in the dark green area.

Pakistan

population: 220,892,331
region: Asia
capital: Islamabad
The flag of Brazil has a green field with a large yellow rhombus in the center. Within the rhombus is a dark blue globe with twenty-seven small five-pointed white stars depicting a starry sky and a thin white convex horizontal band inscribed with the national motto 'Ordem e Progresso' across its center.

Brazil

population: 212,559,409
region: Americas
capital: Brasília
The flag of Nigeria is composed of three equal vertical bands of green, white and green.

Nigeria

population: 206,139,587
region: Africa
capital: Abuja
The flag of Bangladesh has a dark green field bearing a large red circle that is offset slightly towards the hoist side of center.

Bangladesh

population: 164,689,383
region: Asia
capital: Dhaka
The flag of Russia is composed of three equal horizontal bands of white, blue and red.

Russia

population: 144,104,080
region: Europe
capital: Moscow
The flag of Mexico is composed of three equal vertical bands of green, white and red, with the national coat of arms centered in the white band.

Mexico

population: 128,932,753
region: Americas
capital: Mexico City
The flag of Japan features a crimson-red circle at the center of a white field.

Japan

population: 125,836,021
region: Asia
capital: Tokyo
The flag of Ethiopia is composed of three equal horizontal bands of green, yellow and red, with the national emblem superimposed at the center of the field. The national emblem comprises a light blue circle bearing a golden-yellow pentagram with single yellow rays emanating from the angles between the points of the pentagram.

Ethiopia

population: 114,963,583
region: Africa
capital: Addis Ababa