Yesterday, President of Belarus Alexander Lukashenko had a telephone conversation with the President of Ukraine Petro Poroshenko, the press service of the Belarusian leader informed. The conversation was about the development of trade and economic cooperation, expansion of contacts at the regional level. The Heads of State also discussed cooperation at international venues, as well as the peace-making process in Ukraine and the assistance provided by the Belarusian side for the speedy resolution of the conflict.