After Russia announced that it will halt the construction of the South Stream pipeline, countries in the region debate energy stability.
Participants in foreign conflicts can receive jail sentences of at least five years.
The proposed law, which would be supported by a loan from the World Bank, is being considered by Parliament. In other business news: optimism grows for the economy's future in southeast Europe.
By co-operating with NATO, Serbia will see improvement in its defence system and security sector reforms, officials and experts said.
Political analysts expect the pro-European coalition will win the upcoming parliamentary election in Moldova.