The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a sovereign state located off the north-western coast of continental Europe. The country includes the island of Great Britain (a term sometimes loosely applied to the whole state), the north-eastern part of the island of Ireland, and many smaller islands. Northern Ireland is the only part of the UK that shares a land border with another state: the Republic of Ireland. The UK’s form of government is a constitutional monarchy with a parliamentary system and its capital city is London. The current British monarch—since 6 February 1952—is Queen Elizabeth II.
The United Kingdom consists of four countries: England, Scotland, Wales and Northern Ireland. The United Kingdom is a developed country and has the world’s sixth-largest economy by nominal GDP and eighth-largest by purchasing power parity. The UK has a partially regulated market economy.

The United States of America (USA), commonly referred to as the United States (US), America, or simply the States, is a federal republic consisting of 50 states and a federal district. Washington, D.C., has been the capital of the United States since 1800. Eight other cities have served as the meeting place for the U.S. Congress and are therefore considered to have once been the capital of the United States. In addition, each of the fifty U.S. states and the five principal territories of the United States maintains its own capital.
The United States is the world’s oldest surviving federation. It is a constitutional republic and representative democracy, “in which majority rule is tempered by minority rights protected by law”. In the American federalist system, citizens are usually subject to three levels of government: federal, state, and local.
The United States is a developed country and has the world’s largest national economy, with an estimated GDP in 2013 of $16.7 trillion – 23% of global nominal GDP and 19% at purchasing-power parity.

Canada is a country in North America consisting of 10 provinces and 3 territories. Located in the northern part of the continent, it extends from the Atlantic to the Pacific and northward into the Arctic Ocean. The capital city of Canada is Ottawa, Canada’s two official languages are English and French.
Canada is a federal parliamentary democracy and a constitutional monarchy, with Queen Elizabeth II as its head of state. The country is officially bilingual at the federal level. It is one of the world’s most ethnically diverse and multicultural nations.
Canada is a developed country and one of the wealthiest in the world, with the eighth highest per capita income globally. It ranks among the highest in international measurements of education, government transparency, civil liberties, quality of life, and economic freedom.

Australia, officially the Commonwealth of Australia, is a country comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands. It is the world’s sixth-largest country by total area. Canberra is capital of Australia. It has six States and two territories. Australia has maintained a stable liberal democratic political system that functions as a federal parliamentary democracy and constitutional monarchy. The federation comprises six states and several territories. Australia is a developed country and one of the wealthiest in the world, with the world’s12th-largest economy. In 2012 Australia had the world’s fifth-highest per capita income. Australia ranks highly in many international comparisons of national performance, such as quality of life, health, education, economic freedom, and the protection of civil liberties and political rights.

Germany is a country located in the Heart of Western Europe. It is one of Europe’s largest Nation with one of the largest populations. By Global standards, Germany is a prosperous, stable And open society renowned for the reliability and quality of its services and products. Although It has played a major part in European and World History.
It is bordered by Denmark, Poland, Czech Republic, Austria, Switzerland, France Luxembourg, Belgium, Netherlands the North Sea And the Baltic Sea. Population is 81.2 Million Including 17.1 Million with migration background. Germany is the 7th most productive country by GDP per hour worked (57.36 USD).
The top 10 Countries by GDP per hour worked are Norway, Luxembourg, USA, and Netherlands France, Germany Ireland, Australia and Denmark.