The Democrat is the ranking member of the U.S. Senate Foreign Relations Subcommittee on Europe and Regional Security Cooperation.
Related Content: Connecticut Sen. Murphy dismisses idea of presidential run
Murphy is scheduled to discuss this weekend’s trip with the media on Tuesday.
Murphy’s staff says his meetings in Ukraine will focus on the ongoing war in eastern Ukraine and the U.S.’s continued military and economic assistance. In Estonia, his meetings will focus on cybersecurity and counterpropaganda initiatives, Russian activity and the role of the NATO in the region.