Johnson hyɛ ne amanyɔ adwuma no ase wɔ afe edunkron ne eduokron mienu mu (1992) wɔ abre a ɔbɛ yɛ frankaa tu ni ma amanyɔkuo National Democratic Congress (NDC) ma Bosome-Freho mpasua so abre a wɔ yɛ ahoboa ama  1992 Gana mmarahyɛbadwam abatoɔ no. Wɔ di kan yi no ma no kɔɔ mmarahyɛbadwam a edikan wɔ kwasafoman a ɛtɔ so anan wɔ 1992 abatoɔ no mu, eno akyi no na ɔhyɛ ne offese adwuma no ase wɔ ɔpɛpɔn da a ɛtɔ so nsɔn wɔ afe 1993 mu. Ɛno akyi no na ɔhwere ne akonnwa no ma  Gabriel Yaw Amoah  a ogyina ma New Patriotic Party amanyɔkuo wɔ afe 1996 Gana abatoɔ kese no mu.