Russian President Vladimir Putin gave an order to the Federal Security Service to strengthen protection of the country's border with class="mandelbrot_refrag">Ukraine to prevent people crossing illegally, Russian news agencies reported on Saturday.
_0">The order comes a day after Putin held talks with global leaders in class="mandelbrot_refrag">France, where U.S. President class="mandelbrot_refrag">Barack Obama called on him to cease support for separatists in eastern class="mandelbrot_refrag">Ukraine and stop the provision of arms and material across the border.
(Reporting by Lidia Kelly; Editing by Mark Trevelyan)