The shares of Social Security benefits subject to the individual income tax have grown rapidly since 1984, when benefits first became taxable. Initially, no more than 50 percent of benefits were subject to tax for higher-income taxpayers, and all of those taxes were credited to the Social Security trust funds.
The effect of the attack of Pearl Harbor was that it forced the U.S. into a war with Japan; a war that ended in the unleashing of the worlds first, and hopefully last, use of a nuclear bomb in an attempt to defeat an enemy.
No US dropped 2 on Japan, Hitler did not have them. No, Pearl Harbor was bombed in 1941 by the Japanese Empire, not by the Third Reich, and it was bombed with ordinary explo â¦ sives, not with an atomic bomb (which did not even exist until 1945).1 person found this useful.ctually Japan did declare war on the US but Washington was to slow in getting the message translated and to slow in getting it to Pearl Harbor that there attack did turn into â¦ a surprise attack.   Pearl Harbor was a surprise attack on the US which brought them INTO the war.