The government claimed that the plane had illegally entered its airspace.
Latvia, Lithuania and Estonia reached an agreement with NATO on the lease of fighters to patrol their airspace in 2004.
The ability to navigate more precisely means more aircraft can be handled in the same amount of airspace, adding to capacity.
Gliding across the dusky sky, the craft startled locals and frightened air-traffic controllers, who promptly closed Hangzhou's busy airport and locked down the city's airspace for more than an hour.
But the problem of limited airspace remains.
The Americans yet again were about to traverse Pakistani airspace without permission.
People heat their homes when they are not there and, thanks to leaks in their walls and heating ducts, also heat the airspace above their roof.
British airspace was closed.
Nor are we seeking to control Iraqi airspace.
In April, some flights into Shanghai were briefly diverted to other nearby cities when an unregistered helicopter strayed into the city's airspace.
The jet entered Chinese airspace without permission.
Are there volcanoes that might erupt soon that would pose a threat to U.S. airspace?
U.K. summer bookings are up 2% to date but the market has been affected by the airspace closures, good weather and the uncertainty around the emergency budget, the firm said.
Eurocontrol, Europe's air traffic control agency, said in Brussels on Friday that Libya had closed its airspace.
An aircraft intruded China's airspace over... area for reconnaissance.
We're now entering the designated airspace.
Although it is a huge country, most of its airspace is still under military control.
But while Rabat gave permission for the planes to use the Moroccan airspace Spain has denied them access to its sector.
Pyongyang routinely condemns the exercises as preparation for an invasion and last week warned passenger planes against flying near its airspace.
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