Strategic Arms Reduction Treaty From Wikipedia the free encyclopedia Not to be confused with Strategic Arms Limitation Talks or Strategic Offensive Reductions Treaty. Strategic Arms Reduction Treaty (START) may refer to: START I, signed on July 31, 1991 START II, signed January 3, 1993 START III, never signed New START, signed on April 8, 2010 Topics referred to by the same term This disambiguation page lists articles associated with the title Strategic Arms Reduction Treaty.If an internal link led you here, you may wish to change the link to point directly to the intended article.