.... For many, the leader of a Nato member appearing to exploit New Zealand's grief, repeatedly playing footage that's been condemned around the world and removed from 1.5 million Facebook sites is at once baffling and galling.
New Zealand Foreign Minister Winston Peters called it "unfair" and warned it could damage his country's nationals abroad.
And yet Mr Erdogan has continued - and gone further.
At a rally this week, coinciding with a commemoration of the 1915 Gallipoli campaign - when Ottoman soldiers defeated British-led forces, including those from Australia and New Zealand - he warned those coming to Turkey with anti-Muslim sentiments:
"Your grandparents came here and returned in coffins", he bellowed. "Have no doubt: we will send you back like your grandfathers."
That prompted Australia's prime minister to summon the Turkish ambassador and review travel advice to Australians travelling here. [BBC] Read more