President Trump will meet Putin on Monday in Helsinki, Finland.
Takei said he has "no words" for federal government plans to establish an immigrant detainment center just miles from where he was imprisoned during World War II.
Veterans who landed on Normandy beaches in June 1944 make a poignant return to D-Day Landings sites.
The U.S.-made Catalina seaplane crashed in 1945, but it was not piloted by an American.
Unexploded bombs from World War II are a persistent hazard in Germany, even more than 70 years since the end of the war.
The Amphibious Rapid Deployment Brigade held a ceremony as the threat from China is said to be growing.
Japan's claims to islands seized by Soviet forces in World War II and installation of U.S. missile defense have troubled relations with Russia.
The controversial comments were made as Poland faces international backlash due to legislation that made it illegal to blame Poles for the Holocaust.
The search was funded by Microsoft co-founder Paul Allen.
The march of the Latvian Legionnaires brings together veterans of two divisions of the World War II-era German Waffen-SS.
"I think it's significant that Trump does this badly," assistant director of the Quinnipiac University Poll Tim Malloy told Newsweek.
"When it comes to families, I think it's about giving them answers."
"As Americans, all of us owe a debt of gratitude to everyone who served and who continue to serve our country for their courage, persistence and sacrifice."
The U.S. ally recently approved the expansion of the country's ballistic missile defense system as part of a record defense budget.
Mike Huckabee earned a swift backlash for his comparison of Donald Trump to British wartime hero Winston Churchill.
In 1941, two small Malyutka vessels dropped off radar while on duty in Russia's Far East.
Russia's increasing military activity and NATO's mobilization of troops across Europe have put nonaligned Finland in a tough spot.
The attack on Pearl Harbor brought the U.S. into World War II.
On December 7, 1944—three years to the day after the Pearl Harbor attack—the USS Ward was destroyed by Japanese kamikaze aircraft.