President Donald Trump made a surprise return to the popular video app TikTok with three montages posted to a new official @whitehouse account Tuesday night.

White House Press Secretary Karoline Leavitt later said Putin had “agreed to” a meeting with Trump and Zelensky following the call.

The US government has said it’s worried China could use its national security laws to access the significant amount of personal information that TikTok, like most social media applications, collects f...