1954 in the Vietnam War 5 April The National Security Council met again to consider U.S. intervention at Điện Biên Phủ. The Army, including Army Chief of Staff General Matthew Ridgway, was negative, stating that U.S. intervention would require 7 army divisions and heavy air support. 7 April President Eisenhower used the phrase "falling dominoes" in a press conference. This was the origin of the domino theory which postulated that if Vietnam became communist the other nearby states would soon follow. The domino theory was a prominent justification for the Vietnam War in the United States during the 1960s. 14 April Secretary of State John
Driving under the influence In the US state of Colorado, impaired drivers may potentially be charged with child endangerment if they are arrested for DUI with minor children in the vehicle. The laws relating to drunk driving vary between countries or subnational regions (e.g., states or provinces) and varying blood alcohol content is required before a charge or conviction can be made. The specific criminal offense may be called, depending on the jurisdiction, "driving under the influence" [of alcohol or other drugs] (DUI), "driving under the influence of intoxicants" (DUII), "driving while impaired" (DWI), "operating vehicle under the influence of alcohol or other drugs"