| 2023-06-07 | Landlocked Balkan country |
| 2022-05-02 | Neighbor of Montenegro |
| 2019-03-25 | Neighbor of Croatia |
| 2018-09-24 | Country below Hungary |
| 2016-11-28 | Balkan country once part of Yugoslavia |
| 2015-09-23 | Where you might spend dinars for dinners |
| 2010-01-26 | Neighbor of Macedonia and Montenegro |
| 2009-01-18 | 1999 war site |
| 2008-12-15 | Belgrade's land |
| 2008-03-08 | The Danube flows through it |
| 2007-08-28 | Republic from which Montenegro gained its independence |
| 2007-03-04 | Independent country since June 5, 2006 |
| 2001-05-13 | Side in a 1999 war |
| 1996-10-22 | Its capital is Belgrade |