Boeing Co has fired Chief Executive Dennis Muilenburg following a year of intense scrutiny and industrial setbacks set off by twin fatal crashes of its 737 MAX jetliner. Picture: AP Photo/Andrew Harnik, File

Boeing Co has fired Chief Executive Dennis Muilenburg following a year of intense scrutiny and industrial setbacks set off by twin fatal crashes of its 737 MAX jetliner.

Here is a timeline of events:

December 12, 2019 – Boeing abandons its goal of winning regulatory approval for the 737 MAX to resume flying in December after the U.S. Federal Aviation Administration (FAA) said the plane would not be cleared to fly before 2020

December 11, 2019 – FAA chief Steve Dickson says 737 MAX will not be cleared to fly before the end of 2019

November 15, 2019 – The head of the FAA tells his team to “take whatever time is needed” in their review of the 737 MAX