Those are more like events that have been ongoing for decades. Russian airspace incursions aren't much of a signal. (see e.g. http://www.independent.co.uk/news/

Those are more like events that have been ongoing for decades. Russian airspace incursions aren't much of a signal. (see e.g. http://www.independent.co.uk/news/world/europe/full-list-of-incidents-involving-russian-military-and-nato-since-march-2014-9851309.html http://www.independent.co.uk/news/world/europe/full-list-of-... )