The biggest jolt the Congress came in 2019 when a group of its 10 MLAs, led by then leader of opposition Chandrakant Kavlekar, left the party together and joined the ruling BJP.
Michael Lobo, who resigned as deputy speaker of the Goa Legislative Assembly, and three of the 10 MLAs who joined the BJP -- Chandrakant Kavlekar, Jeniffer Monserratte, Philip Neri Rodrigues -- were sworn in as new ministers.
The five-state assembly poll results announced on Thursday brought gloom for several political heavyweights, including two current and five former chief ministers, who lost the electoral battle from their respective seats.
The ruling Bharatiya Janata Party has managed to contain dissent in most areas in the run-up to the Goa assembly polls scheduled for February 14, but four seats, including the prestigious Panaji constituency, continue to be a cause for worry.
Left with just three MLAs, the Congress does not have the required one tenth of the legislative strength in the 40-member House to claim the Cabinet minister-level post.
The group, led by Leader of Opposition Chandrakant Kavlekar, met Assembly Speaker Rajesh Patnekar in the evening and gave him a letter, informing him about their breaking away from the party.
In the last two-and-a half years, the Congress has lost 13 of its MLAs to the BJP which now enjoys an overwhelming majority in the assembly.
In the 2017 state assembly polls, the Congress had emerged as the single largest party by winning 17 seats.
The ruling Bharatiya Janata Party in Goa looks all set to score a hattrick in the coastal state with the support of the Maharashtrawadi Gomantak Party, as vote counting trends of the February 14 elections indicated the BJP missing the majority mark by a whisker.
The opposition party had earlier written to Sinha, staking claim to form the government on Friday and then again on Sunday.
The Association of Democratic Reforms said Goa has set a unique record, which is "unparalleled" in the history of Indian democracy.
While the Congress currently has 14 MLAs, down from 16 after Sopte and Shirodkar left it to join the BJP, the latter has 13 MLAs.
The meeting comes a day after Gandhi alleged that the "Goa audio tapes", cited by the Congress to attack the Centre on the Rafale issue, were authentic and Parrikar was in possession of "explosive secrets" that give him power over Prime Minister Narendra Modi.
'Parrikar died twice...once on March 17 physically while today it is the death of his political legacy'
A senior state BJP leader had said earlier in the day that Sawant would induct BJP MLA and Deputy Speaker of Goa Assembly Michael Lobo, and three of the ten MLAs who have switched over from the Congress.
The two would-be Dy CMs are Goa Forward Party chief Vijai Sardesai and Maharashtrawadi Gomantak Party MLA Sudin Dhavalikar.
'The people of Goa have not given the BJP a mandate to form a government, but the fact is they are trying to form the government.'
The government is functioning 'very well' and all the alliance partners are firmly supporting Parrikar, who is undergoing treatment at Delhi's AIIMS, the BJP leader asserted.
The culling of key state leaders and bureaucrats has given rise to distrust and uneasiness in Pramod Sawant's style of functioning, notes Aditi Phadnis.
'BJP central observers have come to Goa and are scheming to merge smaller parties within their party to run the government.'
'They just want to show that the Congress is in disarray.'
The final journey of Goa's 'son of the soil' begun from Kala Academy in Panjim. A teeming column of mourners followed on foot and vehicles.
The Congress, which is the single-largest party with 16 MLAs, has already staked claim to form the government in the coastal state.
The Congress legislators, led by Leader of Opposition Chandrakant Kavlekar, demanded that the governor should summon one-day session of the assembly for a floor test.
Syed Firdaus Ashraf lists seven states where the Grand Old Party suffered a severe setback.
As per the power-sharing arrangement, Goa Forward Party chief Vijai Sardesai and Maharashtrawadi Gomantak Party MLA Sudin Dhavalikar will be the deputy chief ministers.
Congress and RJD are single largest parties in Goa and Bihar respectively.
Earlier, BJP leader Ram Lal said the Goa government is stable and no demand has been made for a change in the leadership.
The petition has also sought quashing of the decision of the governor to appoint Parrikar as the chief minister.
In a protests against the decision of Karnataka Governor Vajubhai Vala to invite BJP to form the government despite falling short of the required numbers, the Congress has been demanding they be called to form the government in Goa and Manipur as it had emerged as the largest party in the 2017 assembly election.
The Supreme Court on Tuesday cleared the decks for oath taking of Manohar Parrikar as the chief minister of Goa by refusing the plea of Congress to stay the ceremony, saying the BJP has shown the support of 21 out of the 40 newly elected MLAs.
Parrikar returned to Goa as the chief minister for the fourth time, though he could not complete full terms in his earlier stints.
BJP claimed close to 116 lawmakers from rival parties appeared to have voted for Kovind.