What are the challenges of policing and maintaining order in densely populated areas?

Oct 30, 2023 ... Vatican City is the smallest country with a population of just 799 citizens. Ever wondered what it's like to live in one of the least populated ... The United States, the world's third most populous country in 2025 (347 million inhabitants), will be sixth in 2100 (421 million). Jul 11, 2019 ... Vietnam had over 96.2 million people as of April 1, up 10.4 million against 2009, making it the 15th most populous country in the world. Nov 1, 2023 ... India surpassed China as the world's most populous country, reaching more than 1.4 billion people. And the country is only showing signs of growth. With a population of 0.14 people per square kilometer in 2021, Greenland was the least densely populated country in the world. The country had 56,421 ... Population ; 1, China, 1,416,043,270 ; 2, India, 1,409,128,296 ; 3, United States, 341,963,408 ; 4, Indonesia, 281,562,465 ... Mar 17, 2025 ... Key Takeaways · India and China will likely remain the most populous countries till 2100. · However several African countries will climb the ... ... world's most populous nations. Methods. Country selection. From the U.S. Census Bureau's International Data Base, we identified Western Europe's 5 most populous ... The refugees would thus create the 14th most populous country in the world. Climate change and armed conflicts remain the main causes of this state of affairs. The 2024 Revision of World Population Prospects is the twenty-eighth edition of official United Nations population estimates and projections that have been ...