President Ahmadinejad’s three-day visit is taking place upon invitation from his Zimbabwean and Ugandan counterparts Robert Mugabe and Yoweri Kaguta Museveni.On the first leg of his two-nation tour, President Ahmadinejad is to arrive in Harare, Zimbabwe, where he is to review issues of mutual interest as well as the latest regional and international developments with President Mugabe.A number of agreements on trade and economic cooperation are expected to be signed during President Ahmadinejad’s two-nation tour.