Prime minister calls Auckland knife attack 'terrorist act' carried out by violent extremist.

Country's foreign minister says humanitarian situation in Afghanistan dire, with millions in need of help.

Tech giant may pay millions in penalty as court says it misled mobile, tablet users about collection of location data.

Production of guided missiles is part of country's plan to spend $270B on defense in next 10 years

Move comes after Facebook blocks users in Australia from viewing or sharing news content on its platform

Javad Zarif also scheduled to visit Armenia, Russia, Turkey as part of regional tour which had previously been postponed