The correct answer is manifest destiny.
Manifest destiny is the belief that it was America's god given right to expand from "sea to shining sea." In other words, it was America's destiny to expand their control across the entire North American continent from the Atlantic to the Pacific Ocean. This belief resulted in the US buying land from other countries, fighting in wars, and taking land from Native Americans in order to achieve this goal. This was present throughout American society during the early to middle of the 19th century.
Throughout history, we have made lots of discoveries using energy. Before 1850, wood was our main source of fuel for heating, cooking and producing steam for powering steam engines for the railroads. Other sources of energy were water, wind, coal and some manufactured natural gas.
Autocracy. It comes from Autokrator, which in Greek means “self-rule” and “one who rules by himself”. Modern forms of autocracy are absolute monarchies (such as Swaziland) and dictatorships (such as North Korea)
~ United Nations improve the following:
Goal 1: Eradicate extreme poverty and hunger.
Goal 2: Achieve universal primary education.
Goal 3: Promote gender equality and empower women.
Goal 4: Reduce child mortality rates.
Goal 5: Improve maternal health.
Goal 6: Combat HIV/AIDS, malaria, and other diseases.
Fist, Big Bang like you said, it's theory and it's explain the way universe being start and exist. Big bang theory said that: the moment when the explosion beginning, it's first seconds. Before that just nothing, time, space and quantum be in infinity point. After that, the explosion spread everything and time, universe, base quantum..