The meeting on its own proves the campaign was willing to work with Russians who had close ties to the Kremlin in order to facilitate a victory in November, and indeed more documents released on Wednesday demonstrate that Russia had wanted Trump to win.
However, Veselnitskaya apparently spent most of the meeting alleging that she had discovered the flow of illicit funds to the Democratic National Committee (DNC), as well as inveighing against the Magnitsky Act, a USA sanctions law that prompted Russia to ban US adoptions of Russian children.
Trump also denied that his father played a role in drafting a July 8, 2017, statement about the meeting, though he also conceded that an effort was made to draft a unified account of what had occurred at Trump Tower.
The testimony also includes new details about Trump's long interest in building business ties to Russian Federation and a relationship with President Vladimir Putin.
Corey Lewandowski, a former Trump campaign manager told investigators Trump's "primary residence has a blocked [phone] line".
After publicist Rob Goldstone promised Trump Jr.
There was no dirt disclosed in the meeting, instead Veselnitskaya wanted to talk about USA imposed sanctions on Russian Federation under Magnitsky Act.
The committee also interviewed Rob Goldstone, the music producer who set up the meeting with Veselnitskaya.
Though panel Republicans conferred with their Democratic counterparts on point-by-point issues during the preparation of the transcripts, their release is expected to touch off a new wave of partisan bickering.
Last December, Trump Jr. told House lawmakers that he couldn't answer questions about what he told his father after the meeting, citing attorney-client privilege, Adam Schiff, the top Democrat on the House Intelligence Committee, said afterward.
Kaveladze attended the June 9 Trump Tower meeting on Agalarov's behalf.
The Senate Judiciary Committee, chaired by Republican Chuck Grassley, released its interviews with Donald Trump Jr., Russian-American lobbyist Rinat Akhmetshin, and Moscow-based developer Ike Kaveladze.
One of the report's chapters will go into greater detail about why the committee agrees with the intelligence agencies' report in 2017.
Across the Capitol, the Russian Federation probes have been winding down.
The U.S. Senate Intelligence Committee says it agrees with an assessment by the country's intelligence agencies that Russian Federation meddled in the 2016 presidential election with the goal of hurting the candidacy of Democrat Hillary Clinton and to help Donald Trump.
Last month, the committee released a 253-page heavily redacted report.
"I said to him, 'Don, I really want to apologize, '" he told the Senate Judiciary Committee during a Russian Federation inquiry hearing in December 2017. The eagerness of Trump campaign aides to accept offers of Russian assistance, they said, suggested "a consciousness of wrongfulness, if not illegality".
One line from Donald Trump Jr.'s emails stood out: "I love it".
The Trump Tower meeting and the Trump administration's ever-changing response to it after it became public is a subject of special counsel Robert Mueller's investigation.