Ukrainian officials said Saturday that “unusual activity” and “minor provocations” were seen on the Belarusian side of its border, leading to fears of escalation in its four-year long war with Russia. The Russian ally has increased military activity in recent weeks — building roads toward the neighboring war-torn country and setting up artillery positions, according to Ukrainian intelligence. “Yesterday, there was rather unusual activity along sections of the Ukraine–Belarus border – on the Belarusian side,” Ukrainian President Volodymyr Zelensky wrote on X without offering specifics. Strikes by Moscow killed at least 3 Ukrainians and wounded 42 others across the country Saturday. REUTERS “Ukraine is ready to defend its people and its sovereignty. Everyone who is being drawn into any aggressive actions against Ukraine must understand this.” Belarus and Aleksandr Lukashenko, its autocratic leader, are one of the Kremlin’s most loyal allies .…