On October 31, 2017, Trump Jr. tweeted that he would take away half his three-year-old daughter's Halloween candy because, he wrote, "it's never too early to teach her about socialism."

On November 7, 2017, he posted tweets urging voters in Virginia's gubernatorial election to vote "tomorrow", the day after the election.

In November 2019, Trump Jr. tweeted the name of the alleged whistleblower who brought to light the Trump-Ukraine scandal.
Whistleblower conventions are intended to protect the identity of individuals who expose wrongdoing in government.
Agence France-Presse attempted to independently verify the identity that Trump Jr. tweeted, but was unable to do so.

In June 2020, Trump Jr. criticized liberals for imposing restrictive measures on businesses but supporting left-wing political rallies during the coronavirus pandemic.
In New York, thousands of protesters turned out for a protest on behalf of African-American transgender people known as the "Action for Black Trans Lives" rally.

Donald Trump Jr was shown in a promotion for Desert Tech (a gun company run by a polygamous group) on July 24, 2020 with the company's founder, Nicholas Young, and firing the company's sniper rifles.
A marketing video on YouTube also includes an image of Trump Jr.
On October 31, 2017, Trump Jr. tweeted that he would take away half his three-year-old daughter's Halloween candy because, he wrote, "it's never too early to teach her about socialism."
On November 7, 2017, he posted tweets urging voters in Virginia's gubernatorial election to vote "tomorrow", the day after the election.
In November 2019, Trump Jr. tweeted the name of the alleged whistleblower who brought to light the Trump-Ukraine scandal. Whistleblower conventions are intended to protect the identity of individuals who expose wrongdoing in government. Agence France-Presse attempted to independently verify the identity that Trump Jr. tweeted, but was unable to do so.
In June 2020, Trump Jr. criticized liberals for imposing restrictive measures on businesses but supporting left-wing political rallies during the coronavirus pandemic. In New York, thousands of protesters turned out for a protest on behalf of African-American transgender people known as the "Action for Black Trans Lives" rally.
Donald Trump Jr was shown in a promotion for Desert Tech (a gun company run by a polygamous group) on July 24, 2020 with the company's founder, Nicholas Young, and firing the company's sniper rifles. A marketing video on YouTube also includes an image of Trump Jr.
Donald Trump Jr.