The biggest-ever summit of NATO leaders gets underway today in the suitably imposing setting of Romania's Parliament building. NATO enlargement is on the agenda, along with the alliance's role in Afghanistan, aspirant states, NATO concept, cybernetic and energy security.

Armenia's delegation led by Prime Minister and President-elect Serzh Sargsyan includes Foreign Minister Vartan Oskanian, RA Ambassador to NATO Samvel Mkrtchyan and other officials.

It's notable that Mr Sargsyan is scheduled to meet with the OSCE Minsk Group co-chairs.