After the Saturday flight crash of the Boeing 737-MAX 800 airlines in Ethiopia, which killed all 157 passengers, a total of 11 countries carried out an operation on the aircraft model in their fleet, most "until further notice".

 Hadiri Sirika, Nigerian Minister of Aviation, said that currently there is no MAX in Nigeria, he tweets on Tuesday: "When we continue to cry the ET disaster in Addis and pray for the victims, we want to assure the Nigerians that we do not have any Boeing 737 Max in the Nigeria registry to worry about it. The Civil Aviation Office has issued the necessary information, please.

 However, the Nigerian Air Peace airline confirmed that its multi-million contract with the American aircraft manufacturer, Boeing, from September 13, 2018. For the supply of 10 new B737 aircraft, the MAX 800 was "still on".

 Here's a look at the countries that have grounded the plane and the reasons for making the decision.

 United Kingdom

 Only a few hours ago the United Kingdom banned 737 MAX 8 from its airspace until further notice.

 The UK Civil Aviation Authority said that it "closely monitors the situation because we currently do not have sufficient information from the flight data recorder, as precautionary measures we have issued instructions to stop any commercial passenger flights from any operator arriving, departing or flying in UK airspace ".

 Australia

 As in the United Kingdom, the Australian Australian Civil Aviation Safety Authority (CASA) has banned all 8 Boeing 737 Max aircraft on Tuesday from or to the country.

 The authorities have described this move as a "temporary suspension, while we are waiting for more information to verify the safety risks associated with the continuing operation of the Boeing 737 MAX".

 China

 The civil aviation administration in China has reported similarities between the airline disaster of Ethiopian Airlines and the crash of the aircraft. Lion Air caused concern over Boeing aircraft, so it decided to ground the model operations in the country in response to the Sunday's disaster.

 Morocco

 On Sunday, Royal Air Maroc consolidated its only Boeing 737 MAX 8.

 A company official who talked to Reuters on condition of anonymity said Royal Air Maroc grounded his only MAX 8 in use and would not fly until Boeing completed its investigation of the type of aircraft.

 South Korea

 Eastar Jet, a South Korean airline, has announced that it has suspended two Boeing 737 Max 8 aircraft used in operations in Japan and Thailand.

 Cayman Island

 Cayman Airway CEO Fabian Whorms said on Sunday evening that he would ground his two 737 Max 8 planes until he received more information.

 He added that "while the cause of this sad loss is undetermined at this time, we uphold our commitment to ensure the safety of our passengers and crew in the first place by maintaining complete and undoubtedly safe operations."

 Mexico

 The Mexican airline AeroMexico has announced that it is suspending six Boeing 737 Max 8 aircraft that would replace "other aircraft".

 Brazil

 Brazil followed in its footsteps with the suspension of Gol Airlines121 Boeing 737 Max 8 aircraft, which it acquired only in June 2018.

 The airline said the decision concerns 'total security and performance'.

 Oman

 The Civil Aviation Authority of Oman said on Tuesday morning that it would suspend 737 MAX 8 at all airports in the country until further notice.

 Singapore

 The ban of Singapore began with a Boeing 737-MAX 800 flying in or outside of the country at 14:00. On Tuesday (2:00 am Eastern Time) the Civil Aviation Authority of Singapore (CAAS) said.

 Indonesia

 On Tuesday, the air safety regulator in Indonesia said it would "stop" all flights with airplanes.