More than 2,500 strikes and other activities were planned in 156 countries for September 20 and 27 as part of the Global Climate Strike -- a show of opposition toward what organizers say is government inaction in fighting climate change.

Ivanka Trump leads a workforce advisory board meeting at the Boys & Girls Club; Vice President Mike Pence greets newly naturalized U.S. citizens; and President Donald Trump's former campaign manager testifies in Congress, among the highlights of the week in Washington, D.C., for September 16, 2019.

Australian Prime Minister Scott Morrison and his wife, Jennifer Morrison, make an official state visit to the White House in Washington, D.C. on September 20, 2019. They are greeted by U.S. President Donald Trump and first lady Melania Trump.

The cast of "Judy" attends the film premiere at the Academy of Motion Picture Arts & Sciences (AMPAS) in Beverly Hills, Calif., on Sept.19.

The landmark Washington Monument in Washington, D.C. reopens to visitors on September 19, 2019 after being closed for renovations for three years. The 555-foot tall monument to George Washington had been closed since August 2016 so crews could update the elevators and upgrade security.

The cast of "Ad Astra" attends the premiere at the ArcLight Cinerama Dome in Los Angeles on Sept.18.

Actors Brad Pitt and Tommy Lee Jones attend a screening of "Ad Astra" at National Geographic Society in Washington, D.C., on Sept.16.

Zach Galifianakis attends the premiere of "Between Two Ferns: The Movie" at the ArcLight Cinerama Dome in Los Angeles on Sept.16.

The Creative Arts Emmy Awards took place at the Microsoft Theater in Los Angeles on Sept. 14 and 15 and honored those in the technical and acting categories.

Actor Peter Fonda, Nobel laureate Toni Morrison, former Supreme Court Justice John Paul Stevens, fashion designer Karl Lagerfeld and Broadway legend Carol Channing are among the famous people who have died in 2019.

Film stars and industry giants attend the Toronto International Film Festival in Toronto from Thursday through September 15, 2019.

Award-winning actress Judith Light is honored during an unveiling ceremony honoring her with the 2,673rd star on the Hollywood Walk of Fame in Los Angeles on Sept. 12.

Solemn ceremonies honor the 3,000 people slain in the Sept. 11, 2001, terrorist attacks in New York, Washington, D.C., and Pennsylvania on the 18th anniversary in 2019.

President Donald Trump sought to ban non-tobacco-flavored vaping products, fired national security adviser John Bolton and spoke at an HBCU convention; migrants who are recipients of a medical exemption program spoke to Congress; lawmakers observed the anniversary of the Sept. 11, 2001, terror attacks; members of Congress discussed gun legislation; the Trump administration signed an executive order on terrorism; lawmakers attended an event marking the 400 years since enslaved Africans were brought to America; and Trump presented a Public Safety Officer Medal of Valor to Dayton, Ohio, police officers the week of August 9, 2019, in Washington, D.C.

Models, designers and fashionistas flock to New York Fashion Week shows, which take place from Sept. 6 to 14, 2019.

Drivers competed in 26th running of the NASCAR Brickyard 400 at the Indianapolis Motor Speedway on September 8, 2019, in Indianapolis, Ind.

Tennis players from around the globe compete at the 2019 U.S. Open tennis championships at the USTA Billie Jean King National Tennis Center from August 26 through September 8, 2019 in New York City. Rafael Nadal of Spain won the men's championship; Canadian Bianca Andreescu won the women's.

The 76th annual Venice Film Festival runs from Aug. 28-Sept. 7, 2019, in Venice, Italy, with Argentine filmmaker Lucrecia Martel serving as jury president.

The Rolling Stones took the stage at Hardrock Stadium in Miami Gardens, Fla., on Friday, one night earlier than planned in anticipation of the arrival of Hurricane Dorian.

Nominees, artists and celebrities attend the 36th annual MTV Video Music Awards at the Prudential Center in Newark, N.J., on August 26, 2019.