This conflict was seen as a proxy war of ideologies, where fascist-backed nationalists fought to take control of a nation from communist-backed republicans.
The Spanish Civil War
It stands for Radio Detection and Ranging, and was vital for air defense systems in World War II.
RADAR
This empire ruled for over six hundred years until it made the unfortunate decision to ally with the Central Powers in World War 1.
The Ottoman Empire
This one was the longest serving president of the U.S., and because of him we now have two-term limits
Franklin D. Roosevelt
One of the first conflicts of the Cold War occurred due to Joseph Stalin's refusal to relinquish territory in this Middle-Eastern country.
Iran
This submarine predecessor sank the Luisitania as well as many merchant ships in World War 1.
The U-boat
The end of the Spanish Empire and the creation of the American Empire begins when these three territories changed hands after the Spanish-American War.
Cuba, Puerto Rico, and the Philippines
This young president was put to the test during the Cuban Missile Crisis in 1962
John F. Kennedy
In this proxy war during the 1980's the United States trained the ultra-conservative Mujahideen as well as Osama bin Laden to fight against the Soviet Union.
The Soviet-Afghan War
Originally a deterrent between the Cold War superpowers, nowadays we look to this as a possible source of renewable energy.
Nuclear (technology, energy, power, weapons)
The 'sun never set' on this, the largest empire at the turn of the century. Look at them now.
What is the British Empire?
Seen here is this American general-turned-president when he met with Generalissimo Franco in December 1959.
Dwight D. Eisenhower
This proxy war from 1950-1953 ended in a stalemate which has yet to be resolved.
The Korean War
You probably couldn't imagine getting around without it today, but this was originally designed during the Cold War to more accurately direct nuclear warheads.
Satellite navigation
Following its formal surrender in 2 September 1945, this former empire and its former holdings were effectively ruled by U.S. general Douglas MacArthur until 1951.
The Empire of Japan.
This president was the main advocate for the League of Nations, but his
Woodrow Wilson
Without this proxy war, William would likely never have been born.
The Vietnam War
A popular American car brand today which were originally used by the U.S. Armed Forces in World War 2, due to their useful off-roading capabilities?
Significant losses to the Russian army sparked this revolution which deposed Tsar Nicholas II and established a republic.
The February Revolution (of 1917)