The US State Department has called on Sri Lanka’s president “to immediately reconvene parliament” as the political crisis on the island continues following the appointment of Mahinda Rajapaksa as prime minister on Friday.

“The United States continues to follow developments in Sri Lanka with concern,” said the State Department press release.

The Hindu has slammed the current Sri Lankan president’s appointment of Mahinda Rajapaksa as “blatant abuse of his executive powers” that has “put democracy in serious peril”.

“Guided by narrow political interests, the President’s actions betray an utter disregard for the parliamentary process,” said the Hindu editorial on Monday.

“All this has come at a time of economic fragility, with a plummeting rupee, soaring unemployment and rising living costs.”

“Sri Lanka cannot afford to recede from the democratic space that opened up in 2015,” continued the editorial.

Tamil Nadu parties and key political figures have unanimously condemned the appointment of the former president, Mahinda Rajapaksa as Sri Lanka's prime minister due his role in war crimes and mass atrocities committed against Eelam Tamils in 2009. 

Sri Lankan plunged into political crisis on Friday as the president, Maithripala Sirisena sacked the prime minister, Ranil Wickremesinghe and replaced him with Rajapaksa. 

The Tamil Nadu chief minister Edappadi K Palaniswami pledged to continue his predecessors fight to bring Rajapaksa to justice at an international court. 

The ratings agency Moody's on Monday expressed concern over Sri Lanka pointing to the unfurling turmoil after the president sacked the prime minister on Friday and appointed the former president, Mahinda Rajapaksa. 

Stating the crisis was credit negative, Moody's warned the country may struggle to refinance external debt at an affordable rate early next year. 

The Sri Lankan rupee fell 0.58 percent today, to an all time low. 

Mahinda Rajapaksa, who was appointed as prime minister by the Sri Lankan president on Friday, assumed duties today. 

According to Colombo news reports several Member of Parliaments, secretary to the prime minister, Sirisena Amarasekara and members of the Maha Sanga were present at the event. 

The spokesperson for the prime minister told reporters a new cabinet would be sworn in later today. 

A 64-year-old Tamil man who was injured after stones were thrown at his train carriage as he travelled from Kurunegala to Jaffna died today, sixty days after being admitted in hospital. 

The man, named as P Sivachelvan from Vadamaradchchi East was admitted to Anuradhapura hospital following the attack, which took place near the Sinhala area of Mathavachchi on August 31. 

The attack was one of a series of similar train attacks targetting trains departing from Tamil areas. 
 

A demonstration was held in Nelliady on Saturday by locals demanding the release of Tamil political prisoners, who have been held largely without charge indefinitely. 

Earlier this month the TNA met with the Sri Lankan president, Maithripala Sirisena urging him to release the prisoners. 

Amnesty International expressed concern over events in Sri Lanka, stressing that "human rights must not become a casualty of Sri Lanka’s political crisis". 

"The authorities must ensure that key freedoms are respected and protected at this time. People should be allowed to exercise their rights to freedom of expression, peaceful assembly and association," Amnesty's Minar Pimple said. 

Amnesty International is also concerned by reports that journalists working at government-controlled media outlets were subject to threats, intimidation and harassment.

In his first address since Sri Lanka's current political crisis unfolded, the Sri Lankan president, Maithripala Sirisena explained at length the reasons for him sacking Ranil Wickremesinghe and appointing Mahinda Rajapaksa as the new prime minister. 

Pointing to the current UNP's lack of nationalism, the corruption of Ranil and his associates and an alleged assassination plot against him, Sirisena said "only alternative I was left with was to establish a new government with Mr Mahinda Rajapaksa as Prime Minister." 

The UN Secretary General urged all parties to exercise restraint and ensure the safety and security of all Sri Lankans, as the island remained in political turmoil following the appointment of Mahinda Rajapaksa as prime minister by the president.