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S. 4139
U.S. Senate•In Senate Committee
Summary
S. 4139, the Baltic Security Assessment Act of 2026, was introduced in the Senate on Mar 18, 2026 by Sen. Richard Durbin (D) with 19 co-sponsors. It was referred to Foreign Relations, and last saw action on Mar 18, 2026: Read twice and referred to the Committee on Foreign Relations. (text: CR S1207).
Record
Text
S. 4139 has 19 co-sponsors.
sb4139/introduced-in-senate.txt119 S4139 IS: Baltic Security Assessment Act of 2026U.S. Senate2026-03-18text/xmlENPursuant to Title 17 Section 105 of the United States Code, this file is not subject to copyright protection and is in the public domain.II 119th CONGRESS 2d Session S. 4139 IN THE SENATE OF THE UNITED STATES March 18, 2026 Mr. Durbin (for himself, Mr. Grassley , Mr. Gallego , Mr. Boozman , Mr. Bennet , Ms. Collins , Mr. Blumenthal , Ms. Baldwin , Mr. Welch , Mr. Van Hollen , Ms. Rosen , Mr. Fetterman , Mr. Wicker , Mr. Schatz , Ms. Klobuchar , Mr. Merkley , and Mr. Booker ) introduced the following bill; which was read twice and referred to the Committee on Foreign Relations A BILLTo require the Secretary of State, in coordination with the Secretary of Defense, to submit a report on emerging threats posed to Estonia, Latvia, and Lithuania, and for other purposes.1.Short titleThis Act may be cited as the Baltic Security Assessment Act of 2026 .2.Sense of CongressIt is the sense of Congress that—(1)supporting and strengthening the security of Estonia, Latvia, and Lithuania (referred to in this section as the Baltic countries ) is in the national security interests of the United States;(2)continuing to strengthen and update the security cooperation roadmap for the United States and the Baltic countries is critical to achieving strategic security priorities as the Baltic countries face ongoing belligerence and threats from the Russian Federation, including amid the Russian Federation’s illegal and unprovoked war in Ukraine that began on February 24, 2022;(3)the Baltic countries have been valued members of the North Atlantic Treaty Organization (NATO) and continue to contribute to NATO’s collective security and partnership; and(4)improved economic ties between the United States and the Baltic countries, including to counter economic pressure by the People’s Republic of China, offer an opportunity to strengthen the United States-Baltic strategic partnership.3.Report on emerging threats to the Baltic countries(a)In generalNot later than 180 days after the date of the enactment of this Act, the Secretary of State, in coordination with the Secretary of Defense, shall submit to the appropriate committees of Congress a report on—(1)emerging military, cyber, hybrid, and political threats to the Baltic countries;(2)the roles of the Russian Federation, the Republic of Belarus, the People's Republic of China, the Islamic Republic of Iran, and other malign actors in advancing such threats;(3)the current posture and presence of United States and NATO forces in the Baltic region for the purpose of deterring such threats;(4)recommendations for strengthening the deterrence posture, cybersecurity infrastructure, and democratic resilience of the Baltic countries; and(5)opportunities to enhance bilateral and multilateral defense cooperation between the United States and the Baltic countries, including through the Baltic Security Initiative established under section 1247 of the National Defense Authorization Act for Fiscal Year 2026 ( Public Law 119–60 ).(b)FormThe report required by subsection (a) shall be submitted in unclassified form but may contain a classified annex.(c)Appropriate committees of Congress definedIn this section, the term appropriate committees of Congress means—(1)the Committee on Foreign Relations, the Committee on Armed Services, and the Committee on Appropriations of the Senate; and(2)the Committee on Foreign Affairs, the Committee on Armed Services, and the Committee on Appropriations of the House of Representatives.
Tracker
The tracker indicates the progress of this legislation as it moves through the legislative process.
- Introduced2026-03-18
- Passed Senate
- Passed House
- Conference
- To President
- Became Law
A bill to require the Secretary of State, in coordination with the Secretary of Defense, to submit a report on emerging threats posed to Estonia, Latvia, and Lithuania, and for other purposes.
Sponsors
Sen. Richard Durbin (D) sponsors S. 4139, and 19 members have co-sponsored it, 16 of them from the day it was introduced.

Sen. · D–IL · Sponsor
Introduced Mar 18, 2026

Sen. · D–WI · Co-sponsor
Joined Mar 18, 2026 · Original

Sen. · D–CO · Co-sponsor
Joined Mar 18, 2026 · Original

Sen. · D–CT · Co-sponsor
Joined Mar 18, 2026 · Original

Sen. · D–NJ · Co-sponsor
Joined Mar 18, 2026 · Original

Sen. · R–AR · Co-sponsor
Joined Mar 18, 2026 · Original

Sen. · R–ME · Co-sponsor
Joined Mar 18, 2026 · Original

Sen. · D–PA · Co-sponsor
Joined Mar 18, 2026 · Original

Sen. · D–AZ · Co-sponsor
Joined Mar 18, 2026 · Original

Sen. · R–IA · Co-sponsor
Joined Mar 18, 2026 · Original
Committees
S. 4139 went before 1 committee: Foreign Relations.
Actions
S. 4139 has taken 2 actions since Mar 18, 2026.
| Chamber | Action | |||
|---|---|---|---|---|
Mar 18, 2026 | Senate | Read twice and referred to the Committee on Foreign Relations. (text: CR S1207)Foreign Relations Committee | ||
Mar 18, 2026 | — | Introduced in Senate |
Votes
S. 4139 has not gone to a roll call.
Titles
S. 4139 goes by 3 titles, 1 of them short titles.
- Baltic Security Assessment Act of 2026 — Display Title
- Baltic Security Assessment Act of 2026 — Short Title(s) as Introduced
- A bill to require the Secretary of State, in coordination with the Secretary of Defense, to submit a report on emerging threats posed to Estonia, Latvia, and Lithuania, and for other purposes. — Official Title as Introduced
Lobbying
1 client hired 1 firm and 1 registered lobbyist who named S. 4139 in 1 quarterly filing, 2026. Reported under the Lobbying Disclosure Act; a filing’s income covers everything its registrant worked that quarter, so the amounts below are the filings’, not this bill’s.
Filed under Defense, Foreign Relations.
Clients
Who paid to be heard, by how many filings named the bill.
| Client | Business | State | Firms | Filings | Reported |
|---|---|---|---|---|---|
| BALTIC AMERICAN FREEDOM LEAGUE, INC | — | — | 1 | 1 | — |
Firms
Registrants who filed on the bill, by filings.
| Registrant | Clients | Filings | Reported |
|---|---|---|---|
| THE POLICY AGENCY, LLC, FORMERLY ANNE SMITH | 1 | 1 | — |
Lobbyists
Named on the filings that cite the bill.
| Lobbyist | Firms | Clients | Filings |
|---|---|---|---|
| ANNE SMITH | 1 | 1 | 1 |
Filings
The documents themselves, on the Senate’s Lobbying Disclosure site, largest reported first.
| Client | Registrant | Period | Reported | Document |
|---|---|---|---|---|
| BALTIC AMERICAN FREEDOM LEAGUE, INC | THE POLICY AGENCY, LLC, FORMERLY ANNE SMITH | 2026 first_quarter | — | 1st Quarter - Report |
Classification
The Congressional Research Service files S. 4139 under International Affairs, one of its 31 policy areas.
CRS Subjects
CRS assigns every bill one policy area from its 31; S. 4139’s is International Affairs.
s4139/policy-areas.txtSource: congress.gov · legiscan.com