▁on ▁ 2 3 ▁November ▁ 2 0 0 7 , ▁and ▁was ▁a ▁member ▁of ▁Our ▁Ukraine – Pe ople ' s ▁Self - Def ence ▁B loc . ▁He ▁was ▁elected ▁again ▁on ▁ 1 2 ▁December ▁ 2 0 1 2 , ▁this ▁time ▁as ▁a ▁member ▁of ▁Y ul ia ▁T ym os hen ko ' s ▁Father land ▁party . ▁During ▁the ▁ten ure ▁of ▁former ▁Ukrain ian ▁president ▁Vik tor ▁Yan uk ov ych , ▁St ets ▁was ▁a ▁member ▁of ▁the ▁un ited ▁opposition ' s ▁political ▁council . ▁On ▁ 1 7 ▁June ▁ 2 0 1 3 , ▁St ets ▁became ▁head ▁of ▁Por os hen ko ' s ▁Sol id ar ity ▁party , ▁which ▁had ▁not ▁participated ▁in ▁elections ▁since ▁ 2 0 0 2 . ▁After ▁the ▁February ▁ 2 0 1 4 ▁Ukrain ian ▁revolution , ▁he ▁served ▁as ▁the ▁Director ▁of ▁Information ▁Security ▁for ▁National ▁Guard ▁of ▁Ukraine . ▁During ▁a ▁ 2 7 ▁August ▁ 2 0 1 4 ▁party ▁con gress , ▁Sol id ar ity ▁changed ▁its ▁name ▁to ▁" P etro ▁Por os hen ko ▁B loc ", ▁and ▁elected ▁former ▁In ternal ▁Affairs ▁Minister ▁Y uri y ▁L ut sen ko ▁as ▁the ▁new ▁leader ▁of ▁the ▁party . ▁In ▁the ▁October ▁ 2 0 1 4 ▁parliament ary ▁election , ▁St ets ▁was ▁re - elect ed ▁to ▁parliament ▁as ▁a ▁member ▁of ▁Pet ro ▁Por os hen ko ▁B loc . ▁He