On September 25, 2013, the Kindle Fire HD was upgraded as the third generation Fire, priced at US$139, and the Kindle Fire HDX was introduced. The Kindle Fire HDX had an improved graphics engine, double the memory, and triple the processor speed of the previous model.
Washington, wary of the dangers posed by an individual's becoming entrenched in the presidency, created a two-term tradition that remained intact until Franklin Delano Roosevelt's third consecutive election in 1940.
This amendment specifically exempted sitting-president Harry S. Truman, Roosevelt's third vice president who had succeeded to the presidency upon FDR's death in 1945. In his oral biography Plain Speaking by Merle Miller, Truman found the 22nd Amendment to be a source of amusement, as it had been promulgated by anti-Roosevelt Republicans, whom he had despised.