Hanoi, April 14 -- Prime Minister of Slovakia Robert Fico left Hanoi on the early morning of April 14, concluding his three-day official visit to Vietnam at the invitation of Prime Minister Le Minh Hung. During the visit, Fico paid tribute to President Ho Chi Minh at his mausoleum and laid a wreath at the Monument to Heroes and Martyrs on Bac Son street in Hanoi. Party General Secretary and State President To Lam received the Slovak Prime Minister and joined him at the Vietnam-Slovakia friendship concert. Prime Minister Le Minh Hung held talks with his Slovak counterpart and together they witnessed the exchange of six cooperation documents between the two countries' ministries, agencies, and localities. On this occasion, the two PMs met w...