I can understand the hesitation on following Trump's advice.
Can someone please tell me why we should ignore the advice from all these other countries?
Argentina : After appearance of three asymptomatic cases, the capital Buenos Aires introduced compulsory masking since April 14. Wearing a mask was made obligatory for everyone on public transit and everyone who contacts with the public in their position. Violators can face a fine. Authorities also prohibited the sale of N95 face masks to non-medical workers, suggesting the general public to use home-made masks instead.[85]
Austria: Everyone entering a supermarket, a grocery store or a drug store must wear a face mask.[86][87]
The Bahamas: On April 19, the prime minister announced that wearing a mask or covering one's face with clothing is mandatory in public. Employers must provide their employees who are serving the general public with masks.[88]
Bahrain: The Kingdom made wearing face masks in public areas compulsory for citizens and residents as well as shop workers.[89]
Benin Benin: From April 8, Benin's authorities began enforcing the mandatory wearing of face masks to halt the coronavirus.[90]
Bosnia and Herzegovina: Wearing a face mask is compulsory.[91][92]
Bulgaria: Bulgaria's government passed an order imposing the obligation to wear face masks.[93]
Cambodia: Many Cambodians started wearing face masks soon after the outbreak began in Wuhan. Businesses started to require customers to wear masks.[94]
Cameroon City's Mayor announced wearing a mask will be mandatory to slow the spread of coronavirus.[95]
Chile: From April 8, Chilean Health Minister announced wearing a mask is mandatory in public transit. [96]
China: Healthy individuals are advised to wear disposable medical masks in public places.[2][33] Some local governments require wearing masks when going outside. Shanghai makes wearing masks mandatory in public places. [97]
Colombia: In response to the most recent recommendations of the World Health Organization, Colombia changed its policy on the use of masks and made it mandatory throughout the country for the use of public transport during the coronavirus emergency.[98]
Cuba: From April 6, wearing a mask is now mandatory.[99]
Czech Republic: Forbidden to go out in public without wearing a mask or covering one's nose and mouth.[100]
Democratic Republic of Congo: : The wearing of masks is now mandatory throughout the capital.[101]
Ecuador: On April 8, the Emergency Operations Committee (COE) decided to make face masks obligatory in public spaces.[102]
Ethiopia: The Council of Ministers has approved a regulation that outlaws handshakes and obligates the use of face masks in public places.[103]
France: On March 3, the government issued a degree announcing requisition of stocks of FFP2 and anti-splash masks until May 31, 2020.[104] Mask wearing is recommended but not compulsory
Gabon : On April 10, the Gabonese government announced Individuals in all parts of the country are required to wear masks in public to limit the spread of COVID-19.[105]
Germany: On March 31, Jena was the first bigger German city to introduce an obligation to wear masks, or makeshift masks including scarves, in supermarkets, public transport, and buildings with public traffic.[106] On April 2, the Robert Koch Institute, the federal epidemic authority, changed its previous recommendation that only people with symptoms should wear masks to also include people without symptoms.[107]
Guinea: Guinean President Alpha Conde has decided to make wearing masks compulsory.[108]
Honduras Honduras: From April 7, Honduras President announced all citizens will now be required to cover their mouths when they are outside.[109]
Hong Kong: Members of the public are recommended to wear a surgical mask when taking public transport or staying in crowded places.[34]
India: From April 6, Now in Odisha wearing face masks has been made compulsory across the State.[110]
Indonesia Indonesia: Citizens were ordered to wear face masks when they leave the house.[111]
Israel: All residents are asked to wear face masks when in public.[112]
Italy: Regions of Lombardy and Tuscany made wearing a face mask compulsory before going out in early April.[113]
Japan: Masks have been widely used by healthy individuals despite absence of official advice to do so.[114] On March 1, prime minister Shinzo Abe enacted a policy in Hokkaido instructing manufactures to sell facial masks directly to the government, which would then deliver it to residents.[115]
Kenya: Wearing a face mask is compulsory. The government has Kenyans to strictly observe social distancing which has been proved to one of the most efficient ways of preventing infection risks. [116]
Liberia: From April 21, Is now compulsory wearing a face mask or covering in public.[117]
Lithuania: Wearing a face mask or any other means of covering one's nose and mouth in public places is compulsory in Lithuania since 10 April 2020.
Luxembourg: From April 20, wearing a mask will be mandatory in places where it is not possible to keep enough distance to others such as supermarkets or on public transport.[118]
Malaysia: Masks have been widely used by healthy individuals despite absence of official advice to do so.[119] On March 17, Malaysia banned exports of medical and surgical masks to meet local demand.[120] In April, the government was set to distribute 24.62 million masks, four for each household, while advising people to only use them if they have symptoms.[111]
Mexico: From April 17, all Mexico City Metro passengers must wear masks while inside stations and on trains, Mayor Claudia Sheinbaum announced on April 15.[121]
Mongolia: Wearing a mask is now mandatory while riding public transportation in Ulaanbaatar. Public officials and news broadcasters had even adopted to wearing masks through press conferences and news broadcasts. [122]
Morocco: Wearing a face mask is compulsory.[123]
Mozambique: The Mozambican government announced on April 8 that wearing face masks is now compulsory on all forms of passenger transport, and wherever groups of people are gathered.[124]
North Macedonia: As of April 22, citizens of Kumanovo, Tetovo and Prilep must wear protective masks and gloves outside their homes, at public places, outdoor and indoor areas, markets and shops, announced the government on April 18.[125]
Pakistan: The Balochistan government on April 18 told citizens to wear face masks when going outside. According to the Liaquat Shahwani, the citizens have been urged to wear masks or to cover their faces with any cloth in the wake of the COVID-19 outbreak.[126]
Panama Panama: Panama has made it obligatory to wear a face mask whenever going outside, while also recommending the manufacture of a homemade cloth face mask to those who cannot purchase face masks.[127]
Peru: From April 7, The Peruvian government started distributing free masks after decreeing their mandatory use in the streets to chase away the new coronavirus, said President Martin Vizcarra on April 3.[128]
Philippines: From 2 April, the government required all those living in areas under enhanced community quarantine to wear face masks.[129]
Poland: Since April 16, covering lips and nose is compulsory before leaving one's house (e.g., by a disposable mask, cloth mask or scarf).[130]
Russia: Khabarovsk has made the wearing of face masks obligatory to fight the spike in respiratory diseases and prevent the spread of the coronavirus. [131]
Rwanda: On April 20, Daniel Ngamije said the latest guidelines require everyone to wear a mask in public, and at home during the lockdown and thereafter. [101]
Singapore: Masks have been widely used by healthy individuals despite absence of official advice to do so.[132]
Spain: the government distributes free face masks for commuters in large transportation hubs, but it is not mandatory to wear them.[133]
Slovakia: Forbidden to go out in public without wearing a mask or covering one's nose and mouth.[100][91]
Slovenia: From March 29, wearing a face mask, even ones made at home, or equivalents such as scarves that cover the mouth and nose will be mandatory along with protective gloves; the decree stipulates that masks and gloves need to be worn in indoor public spaces.[134]
South Korea South Korea: Masks have been widely used by healthy individuals despite absence of official advice to do so.[135] The government implemented a policy of centralized procurement and rationing of face masks, purchasing 80 percent of national production since early March.[136]
Taiwan: On January 21, the government announced a temporary ban on the export of face masks.[137] On 6 February, the government instituted a mask rationing system.[138] Taiwan has been producing ten million masks per day since mid-March.[139] On April 1, passengers on trains and intercity buses were required to wear face masks,[140] unmasked riders facing a fine.[141]
Turkey: Residents will be required to wear masks at markets, as Turkish president announced.[142]
Ukraine: Since April 6, wearing a face mask is required by the government in public places. In Kyiv, public places were clarified to include parks and streets.[143]
United States: On April 6, the CDC recommended the wearing of non-medical cloth face coverings when in public places.[144][145] Since April 17, residents of New York must wear masks in public.[146]
Uzbekistan: Officials made protective masks mandatory in all major cities in order to prevent the spread of coronavirus. Officials on March 22 said citizens not wearing masks in public in major cities would be fined $22 for the first offense and $67 for repeat offenses. [147]
Venezuela: The government ordered the country’s citizens to wear face masks in public in response to the arrival of the novel coronavirus. [148]
Vietnam: Since March 16, everyone must wear a face mask when going to public places (such as grocery stores, transportation hubs and public transport).[149]
Zambia: The government made it mandatory to wear face masks to minimise the spread in the country.[150]
//en.wikipedia.org/wiki/Face_masks_during_the_2019%E2%80%9320_coronavirus_pandemic#Mask_use_and_policies_by_country_and_territory