The quartet wrote "there is no plausible alternative explanation" except Russian responsibility for the attack on British soil, and the Kremlin's failure to respond to a "legitimate request" for an explanation "further underlines its responsibility".
Putin's spokesman denounced the claim as "shocking and inexcusable".
British Foreign Secretary Boris Johnson said Britain had no quarrel with the Russian people but that it was overwhelmingly likely that Putin himself took the decision to deploy the nerve toxin in England.
RIA news agency quoted Russia's ambassador to Britain as saying the diplomats are due to leave London on 20 March.
"We have said on different levels and occasions that Russian Federation has nothing to do with this story", he said.
Alexander Shulgin, Russia's envoy at the Hague-based Organization for the Prohibition of Chemical Weapons, has said in televised remarks that the nerve agent used to poison former spy Sergei Skripal and his daughter on March 4 may have come from British or US stockpiles. Russia's foreign minister said Britain's defense minister "lacks education".
Lithuanian Foreign Minister Linas Linkevicius told The Associated Press that the Salisbury attack was a direct challenge to Europe.
The statement made no mention of Sergei Skripal.
But Kremlin spokesman Dmitry Peskov said Russian Federation was not anxious by global expressions of support for the United Kingdom and challenged Britain to "provide some confirmation". Russian Federation has said it will reply in kind. In a statement late Friday, May's office said the OPCW agreed to travel to Britain to collect a sample of the nerve agent.
Britain says the Russian state is behind the poisoning of ex-spy Sergei Skripal and his daughter in the English city of Salisbury. It is in the U.K.'s interests in terms of security, support and goodwill, if firm and resolute action - that is the need of the hour - is thoroughly backed by reason and evidence.
Russian Federation denies being the source of the nerve agent, suggesting it could have been another country, and has demanded Britain share samples collected by investigators.
According to the Organization for the Prohibition of Chemical Weapons, there is no record of Novichok nerve agents having been declared by any nation that signed the Chemical Weapons convention.
He said even the name Novichok was a "Western invention" and that Russian Federation never gave it a name. He said it was "very unlikely" the Novichok used in Salisbury could have been lost or stolen in the years after the Soviet Union collapsed in 1991.
De Bretton-Gordon dismissed that claim as "complete hogwash".
The UK government says they were poisoned with a nerve agent of a type developed by Russian Federation called Novichok and PM Theresa May said she believed Moscow was "culpable".
Sergei Skripal, a former colonel of Russia's GRU military intelligence service, looks on inside the defendants' cage as he attends a hearing at the Moscow military district court, Russia August 9, 2006.
Nato Secretary General Jens Stoltenberg said today the alliance did not want a return to Cold War hostilities with Russian Federation while expressing support for Britain's stance.
Mirzayanov revealed details of Russia's chemical weapons in the 1990s because he said he was afraid of their impact. Labour Party leader Jeremy Corbyn said in the Guardian that it's possible that "Russian mafia-like groups", rather than the Russian state, were responsible.
May warned more measures could follow, noting that the US-led North Atlantic Treaty Organisation alliance and the UN Security Council had discussed the attack, while it was also expected to be on the agenda at a European Union summit next week.
Two days later Lavrov's deputy Sergei Ryabkov says Moscow never had any programmes to develop the Novichok nerve agent. Meanwhile new tensions have surfaced over the death this week of a London-based Russian businessman, Nikolai Glushkov.
According to the fire department, there are air resources and several other departments working to put the fire out. About 250 homes have been evacuated due to the fire, which started on a Fort Carson training range Friday morning.
The loss at Gorakhpur, which Adityanath had won for the past five consecutive terms since 1998, has shocked the BJP. Former chief minister Akhilesh Yadav also graced the event and said the BJP was a leader in spreading casteism.
Meanwhile new tensions have surfaced over the death this week of a London-based Russian businessman, Nikolai Glushkov . Skripal betrayed dozens of Russian agents to Britain before being arrested in Moscow and later jailed in 2006.
Barca boss Ernesto Valverde said: "That goes with Messi's personality, the sense of responsibility that he has". We hit the post four times, this is very odd . "If you watch the game, you can see the final result is unfair".
The Kolkata Police had last week booked Shami and four others under various sections of the IPC, following Jahan's complaint. Now in a new development, talking to India Today, Hasin Jahan said that she never accused Mohammed Shami of match-fixing.
Movements above 70 are interpreted as indicating overbought conditions; conversely moves underneath 30 notify oversold conditions. YTD calculations are commonly used by investors and analysts in the assessment of portfolio performance due to their simplicity.
Jones, yet to lose a Twickenham Test as England boss, was well aware of the task at hand, saying: " Ireland is a very good team. I don't think they need any more motivation". "They [Ireland] are a good, tough team, well coached, very well disciplined".
He was granted refuge in the UK after a high-profile spy exchange between the United States and Russian Federation in 2010. They accuse Russian Federation of aggression against their country, and they issue 20-hour ultimatum.
In a joint statement on Wednesday, they emphasized their respect for each other and their families and asked for privacy. Vanessa and Donald Jr. tied the knot in 2005 at the president's Mar-a-Lago estate in Palm Beach, Florida.
The Bison as a team are shooting just over 34 percent outside the arc, which was middle of the pack in the Patriot League . Bucknell averages just under 73 points allowed on the season. "They can score points and make tough shots", Davis said.
Sells 1248 Shares of ISHARES CORE S&P US VALUE ETF (IUSV)
Honkamp Krueger Financial Services Inc. acquired a new position in iShares MSCI Japan ETF in the 4th quarter valued at $204,000. Colorado Capital Management Inc. grew its position in Vanguard MSCI EAFE ETF by 8.0% in the fourth quarter.
Paws for concern: Club charged after cat invades soccer pitch
Besiktas have been charged by Uefa after a cat ran on to the pitch during Wednesday's Champions League defeat by Bayern Munich . Yet Bayern substitute Sandro Wagner chested in a David Alaba cross with six minutes remaining to make sure of Bayern's victory.
Toyota In Talks With Uber Over Self-Driving Technology
Uber is racing Google's Waymo self-driving auto unit, along with several other firms, to make the self-driving vehicle a reality. Aiming to catch up with the front-runner, Uber has forged partnerships with a number of companies, including Toyota.
PM: Doubling farmers' income our prime focus
He will also confer the "Krishi Karman" and "Deen Dayal Upadhya Krishi Vigyan Protsahan" awards on the occasion. In KrishiUnnati Mela 2018 PM, Modi laid the foundation stone of 25 Krishi Vigyan Kendras across 13 states.
FDA planning to lower nicotine in cigarettes
It hopes setting such a standard would also help prevent teenagers who experiment with tobacco from becoming addicted. Anti-smoking activists applauded Thursday's action but said FDA should set a deadline to put regulations in place.
Bournemouth fight back to beat West Brom
Bournemouth have picked up 16 points from losing positions in the Premier League this season, more than any other side. Pardew said: "Grzegorz came and apologised to me on Tuesday, and to my staff, which is unusual to be honest".
Empire State Realty Trust Inc (ESRT) — Stock Trending Alert
It compares the magnitude of recent losses and gains so as to assess the overbought or oversold conditions of a particular stock. Municipal Employees Retirement System of MI grew its stake in shares of Independence Realty Trust by 85.6% in the third quarter.