domino theory

“A clear domino theory for the 21st century.”

Finally, I stopped believing in the domino theory long ago.

The Solomons are in jeopardy now, and while “domino theory” inevitability might not yet obtain, other island states are clearly vulnerable.

“Eisenhower firmly believed in the domino theory. He visited Taiwan to show America’s resolve to defend Taiwan.”

What about the influence of the domino theory, a key Cold War doctrine, on his decision-making?