Ultimately, in its collapse, Laos was important because it proved the validity of the so-called 'domino theory', which preached that communism - once victorious in South Vietnam - would metastasize throughout the region.  -   Michael Johns     Quotes
Ultimately, in its collapse, Laos was important because it proved the validity of the so-called 'domino theory', which preached that communism - once victorious in South Vietnam - would metastasize throughout the region. Michael Johns
 Theory