Nato summit looks to stress unity in the face of Russian challenge

LEADERS from 28 countries, with a collective population of around one billion, are preparing for a landmark Nato (North Atlantic Treaty Organization) summit from July 8 to 9 in Poland that will map the way ahead for the military alliance. Coming hot on the heels of the UK's "Brexit" vote, the member states will seek to underline the unity of the Western alliance in the face of an emboldened Russia and a wider suite of security challenges.

While the summit has a broad focus, which includes Afghanistan an…