The collapse of planned peace talks between India and Pakistan hours before they were to start on Sunday has raised questions about the arch-rivals' willingness to overcome mutual mistrust, built since their separation almost seven decades ago.
Ukrainian President Petro Poroshenko called on all political forces in the country on Sunday to rally behind his plans for constitutional change aimed at ending a separatist conflict in the east and defeating what he termed the "Russian aggressor".
An Estonian police officer who says Russia abducted him in a cross-border raid was sentenced to 15 years in prison on Wednesday, stoking tensions between Moscow and the former Soviet republic.
Pakistan invited separatists from disputed Kashmir region for a meeting in a move that risks further straining efforts to restart a peace dialogue ahead of a rare meeting between top security officials from the nuclear-armed nations.
