Military spending also increased as American's presence in Vietnam grew. What had started as a small military action under Kennedy mushroomed into a major military initiative during Johnson's presidency. Ironically, spending on both wars -- the war on poverty and the fighting war in Vietnam -- contributed to prosperity in the short term. But by the end of the 1960s, the government's failure to raise taxes to pay for these efforts led to accelerating inflation, which eroded this prosperity. The 1973-1974 oil embargo by members of the Organization of Petroleum Exporting Countries (OPEC) pushed energy prices rapidly higher and created shortages. Even after the embargo ended, energy prices stayed high, adding to inflation and eventually causing rising rates of unemployment. Federal budget deficits grew, foreign competition intensified, and the stock market sagged. The Vietnam War dragged on until 1975, President Richard Nixon (1969-1973) resigned under a cloud of impeachment charges, and a group of Americans were taken hostage at the U.S. embassy in Teheran and held for more than a year. The nation seemed unable to control events, including economic affairs. America's trade deficit swelled as low-priced and frequently high-quality imports of everything from automobiles to steel to semiconductors flooded into the United States. The term "stagflation" -- an economic condition of both continuing inflation and 33