Britain had initially imposed a blanket quarantine on all visitors arriving in the country, but later carved out "travel corridors".
The restoration of the mansion was halted after the workers discovered the rotting body in the mansion's basement.
Lebanese people enraged by official negligence blamed for the explosion have taken to the streets in anti-government protests.
A military prosecutor announced 16 port staff had been detained over the blast.
Gulf states were among the first to respond, with Qatar sending mobile hospitals to ease pressure on Lebanon's medical system.
A scientific committee advising the French government warned that the country could lose control of its spread "at any time."
Neighbours saved the unsupervised children by catching them after they jumped from the window of the flat.
Merkel had drawn up the backbone of the deal along with French President Emmanuel Macron.
France's new Interior Minister Gerald Darmanin and his British counterpart Priti Patel met on Sunday in Calais in northern France.
The United States is the world's worst-hit country with 135,171 deaths from 3,301,820 cases.
The museum hopes to attract more French visitors.
Despite the coronavirus risk, the French Open will not be played behind closed doors.
Travellers arriving into Britain from Germany, France, Spain and Italy will no longer be required to self-isolate starting July 10.
For nearly three months, all commercial flights from Paris have taken off from the main Charles de Gaulle airport.
The very top of the iconic monument will remain off limits to the public for now.
France took its biggest step yet back to normality by allowing millions of children to return to school.
Macron said the country would not obscure elements of its history.
Elsewhere around the globe, clusters of infection were growing as governments relaxed restrictions.
As of 1900 GMT, a total of 400,581 deaths were recorded worldwide.
The striker's communications staff did not immediately respond to a request for comment from AFP.
Confirmed US deaths stood at 100,396 late Wednesday, with nearly 1.7 million infections, according to the tally compiled by Johns Hopkins University.
In the Pas-de-Calais region of northern France, police have recorded 230 attempted crossings this year.