<p>Belarus has strengthened its air defences along the perimeter of its border in line with an order from President Alexander Lukashenko, a senior military official said on Friday. </p>.<p><strong>Check out DH's latest videos:</strong></p>
<p>Belarus has strengthened its air defences along the perimeter of its border in line with an order from President Alexander Lukashenko, a senior military official said on Friday. </p>.<p><strong>Check out DH's latest videos:</strong></p>