Ukraine: Russian soldiers still surround Perevalnoe miltary base Ukraine's defence minister said Sunday his forces in Crimea had reached a temporary truce with Russia aimed at easing tensions surrounding the Black Sea peninsula's high-stakes secession referendum. The Russian forces promised that there would be no attempts to blockade Ukranian military installations until Friday March 21. IMAGES of Rusian soldiers still surrounding the Perevalnoe military base near Simferopol on Sunday.