-- March 19, 2014
China shifted its search focus from the South China Sea to waters southeast of the Bay of Bengal and west of Indonesia, covering an area of 300,000 square kilometers.
Malaysia said background checks on almost all passengers and crew produced no "information of significance".
-- March 18, 2014
China announced nine vessels would sail from Singapore to waters southeast of the Bay of Bengal and west of Indonesia.
China said it had deployed 21 satellites to search for the missing jetliner.
Background checks on all passengers from the Chinese mainland on board the flight find no evidence of links to sabotage or terrorism.
-- March 17, 2014
Malaysian officials confirmed "All right, good night", spoken by the co-pilot, were the last words from the missing plane.
Twenty-six countries were involved in the search mission.
-- March 16, 2014
Twenty-five countries were involved in the search and rescue operation.
Malaysian police retrieved the flight simulator of the pilot. Malaysian Airlines said the pilot and co-pilot did not request to fly together, dismissing speculation of a pre-planned hijack attempt.
-- March 15, 2014
Malaysian Prime Minister Najib Razak said the disappearance of the missing jet was deliberate. Authorities refocused their investigation into MH370's crew and passengers.
-- March 12, 2014
The Malaysian Maritime Enforcement Agency (MMEA) moved its search and rescue teams to the Andaman Sea to the south of Thailand.
Vietnam officials said the missing Malaysian jetliner seemed unlikely to have fallen in waters off Vietnam.
-- March 11, 2014
Five Chinese vessels arrived at waters of MH370's last known location.
Dozens of ships and planes from about 10 countries and regions scoured the waters, but no solid clues were found.
The multinational search mission was extended to land, with the focus on the West Peninsular of Malaysia at the Strait of Malacca.
-- March 10, 2014
China worked out a search plan involving four patrol and rescue vessels and two naval warships, and adjusted high-resolution satellites to help with the search.
A 13-member working group sent by the Chinese government arrived in Kuala Lumpur.
-- March 9, 2014
Chinese rescue vessels arrived at the search site.
Nine nations joined the hunt for the missing plane but no significant discoveries are reported.
-- March 8, 2014
The Malaysian Airlines passenger plane MH370, a Boeing 777-200 aircraft with 239 people onboard -- including 154 Chinese -- that travels from Kuala Lumpur to Beijing, lost contact with the ground when it is believed to be in Vietnam's Ho Chi Minh air traffic control area.
Vietnam launched a search operation in its waters where the plane was presumed to have crashed, while Malaysia, China, Singapore, the Philippines and the United States all dispatched rescue vessels and aircraft to search for the missing jet.
