Lima's withdrawal of its ambassador to Bogota comes as relations between the two neighbouring Latin American countries take a turn for the worse following the ouster and imprisonment of leftist Peruvian leader Pedro Castillo.
President Dina Boluarte expresses regret after Congress refuses to speed up timeline for presidential election amid widespread social and political unrest.
Lawmakers already agreed last month to bring forward elections from 2026 to April 2024.
At least 40 people have died in more than a month of protests demanding the resignation of President Boluarte, who took over after the ouster and arrest of her predecessor Pedro Castillo on December 7.
Ousted former President Pedro Castillo is being investigated for influence peddling. He faces six separate charges of corruption, all of which he has denied.
Peru's new President Dina Boluarte will submit a bill to Congress to bring general elections forward two years to April 2024, she announced, amid tensions in the country following the ouster of former leader Pedro Castillo.
Congress summons Pedro Castillo on December 7, marking the third formal bid to oust the leftist leader since last year.
President Pedro Castillo will have to name a fifth prime minister since taking office last year after accepting the resignation of Anibal Torres, who had challenged the Congress to a confidence vote.
Hundreds of Peruvian demonstrators pour into the streets accusing the President Castillo of corruption, calling for his resignation over high energy and food prices.
Peruvian President Pedro Castillo to reshuffle the cabinet, named just three days ago, after his pick for prime minister was widely condemned over allegations that he had used violence on his daughter and late wife.
Peru has suffered years of political upheaval and a series of corruption scandals saw three different presidents in office in a single week last November.
Demonstrations against President Alejandro Giammattei and the legislature erupted after the country's 2021 budget saw educational and health spending cuts.
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