KYIV, Ukraine, Sept 20, 2025 (BSS/AFP) - Ukraine's President Volodymyr Zelensky on Friday condemned Russia for ratcheting up tensions with Europe and NATO after three Russian MiG-31 jets violated Estonian airspace. Zelensky called the 12-minute incursion "outrageous" and accused Moscow of deliberately expanding its "destabilising activity" three and a half years after its full-scale invasion of Ukraine. "These are not accidents. This is a systematic Russian campaign directed against Europe, against NATO, against the West. And it requires a systemic response," Zelensky posted on X. "Strong action must be taken -- both collectively and individually by each nation," he added, calling for tough...