Boris Johnson warned that the UK is 'facing an emergency' in the battle against the Omicron variant as he urged the country to 'reinforce the wall of protection' and 'get boosted now'. In his address to the nation tonight, the PM said the data was clear that two doses of the vaccine were 'simply not enough to give the level of protection we all need' but scientists were confident a booster could bring levels of protection 'back up'.

Ethiopia lifts its wartime state of emergency, which was imposed when Tigrayan rebels threatened to advance on the capital last November. Also, Liberia celebrates 200 years since the country's birth with a mass rally. And we take you to Central African Republic, where peanut farming is essential to the residents of Paoua.

Canada's parliament has voted to extend emergency powers for police. Prime Minister Justin Trudeau warned that there were plans to revive the so-called "freedom convoy."

The German government has activated its emergency plan for gas supplies, as fears rise that Russia could cut off the flow of gas to Europe. The early warning, announced by Economy Minister Robert Habeck, is the first of three stages in Berlin's emergency plan aimed at securing supplies. The move comes as Moscow insists it be paid in roubles for Russian gas. Also today, we report on how the sanctions on Russia are affecting the diamond trade in the Belgian city of Antwerp.

Sri Lanka's president said a nationwide state of emergency was necessary to ensure order in the country, a day after protesters clashed with the police. Sri Lanka is in the throes of a financial crisis.

Army chief Abdel Fattah al-Burhan has canceled the state of emergency imposed since last year's military coup, the ruling sovereign council said. Security forces are accused of killing two protesters over the weekend.

Army chief Abdel Fattah al-Burhan has canceled the state of emergency imposed since last year's military coup, the ruling sovereign council said. Security forces are accused of killing two protesters over the weekend.

Ecuador's president has declared a state of emergency in three provinces, including capital Quito, in response to protests by Indigenous people over fuel prices.

Sri Lanka declared a state of emergency after President Rajapaksa and his wife fled to the Maldives hours before he was due to resign. Protesters also stormed the prime minister's office, calling for his resignation.

The WHO has decided to issue monkeypox its highest level of alert: a Public Health Emergency of International Concern. But what's the deal with PHEICs — who decides, what does it mean, and what happens next?

The world health organization on Saturday, 23 July, 2022 has declared the multinational monkey pox outbreak a public health emergency of international concern (PHEIC).

Millions of people in Somalia are on the brink of starvation. We speak to Rein Paulsen from the FAO, who is in Somalia meeting with drought-affected communities. Meanwhile, campaigning for Kenya's presidential elections picked up again on Wednesday after a deeply underwhelming presidential debate. And Senegal heads to the polls on Sunday for legislative elections in which 165 seats are up for grabs.