FWIW he already played in a friendly in Europe before coming to the USA....none-the-less great stuff indeed...

Before leaving in the 67th minute, Bradley assisted on Roma’s third goal. Coach Zdenek Zeman said he was impressed by how quickly Bradley integrated himself into the team’s scheme.
“He played well,” Zeman said through an interpreter. “He knows Italian football, and it helped him a lot.”

More here: