In 2015 their columnists were arguing for arming ISIS as a ‘homegrown Sunni resistance’ and the “last Sunni bulwark” against Iran[0]. That’s in the print edition too.
It’s not like their ethos were suddenly made worse in 2018 with Sulzberger.
As a bonus, that same columnist argued for arming a Kurdish-Shiite anti-Sunni militia in 2005 and fawning over a civil war.
The NYT published Walter Duranty’s denials of the Ukrainian Holocaust, and other warmed over Soviet propaganda. They were full on in their support for the Iraq war. Far less has changed about them than about your knowledge of them.