ASTANA. March 6. KAZINFORM /Aigul Tulekbayeva/ Head of the State Nursultan Nazarbayev called the compatriots to make prosperous country. «Dear nationals, dear compatriots! Unity of the nation is the only force than cal solve all difficult situations. Unity is important both for protection of the country, Motherland and for preservation of our independence», the President said delivering his annual Address to the Nation at the joint sitting of the Parliament today, Kazinform reports. The President called the Kazakhstanis to work hard, display perseverance, be thrifty and take care of the relatives and those who need it. «I am confident we will overcome the difficulties and will make Kazakhstan strong, prosperous, respected country in the world», N. Nazarbayev said.