United Kingdom: Terrorism, Homeland Security & Defence

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Government regulation and public sector law thought leadership, articles, podcasts, videos and webinars from expert sources across the legal world. Explore insights covering topics such as fiscal and monetary policy, human rights, foreign investment, government contracts and procurement, and constitutional and administrative law.

2027 Mandate For FedRAMP Authorized Tech: Everything Legal Counsel Need To Know

A major regulatory shift is coming for legal professionals who handle government agency data — and law firm IT leaders need to prepare now.

United Kingdom Government

IG

IR Global

Defense Joint Ventures As Strategic Industrial Assets

Joint ventures (JVs) in defense are shifting from occasional vehicles for market entry or offset delivery to becoming part of the core industrial architecture that determines who controls critical capability, data, and political access.

United Kingdom Government

A

AlixPartners

Strengthening Security For Faith Communities Across The UK

The Home Office has announced record funding to help make faith communities across the United Kingdom safer. For the financial year 2026 to 2027...

United Kingdom Criminal

GP

Giambrone & Partners

The A&D Minute: Faster, Stronger, Hire

Defense acquisition reform might need more than speed.

United Kingdom Government

A

AlixPartners

MoD Launches New Team To Boost Opportunities For British SMEs

United Kingdom Government

GW

Gowling WLG

The National Security And Investment Act: What Founders Need To Know

United Kingdom Government

LS

Lewis Silkin

How To Defend Your Refugee Status: Syria Safety Update 2026 (Video)

United Kingdom Immigration

L

Latitude Law

Q1 2026 Update – UK Merger Control And National Security/Investment Screening

United Kingdom Commercial

AG

Akin Gump Strauss Hauer & Feld LLP

Implementation Speaks Louder Than Words: The Office Of Trade Sanctions Implementation's First Annual Review

United Kingdom International

TS

Travers Smith LLP

Court Of Appeal Clarifies Compensation Rights Under The National Security And Investment Act 2021

United Kingdom Government

KL

Herbert Smith Freehills Kramer LLP

The Art Of Keeping Calm: Four Years Of Navigating UK National Security Reviews

United Kingdom Government

AP

Arnold & Porter

A Snapshot Of The UK Defence Industry – Recent Trends And Future Predictions

United Kingdom Government

MC

Marks & Clerk

Martyn's Law: A Statutory Imperative For The Heritage Sector

United Kingdom Government

HL

Hunters

United Kingdom Technology

KM

Katten Muchin Rosenman LLP

Employment Winter Newsletter 2025

United Kingdom Employment

TS

Travers Smith LLP

The Concept Of 'Overall Impression' In UK And EU Registered Design Law (Podcast)

United Kingdom IP

HL

HGF Ltd

COP30: What Were The Key Outcomes?

Worldwide Environment

TS

Travers Smith LLP

FCA Enforcement Watch And Beyond – Five Headline Trends For 2026

United Kingdom Litigation

BC

Bryan Cave Leighton Paisner

Banking Litigation Podcast Episode 58: Monthly Update – January/February 2026

United Kingdom Litigation

KL

Herbert Smith Freehills Kramer LLP

Navigating The UK's Defence Industrial Strategy 2025: What You Need To Know

The UK Government published its Defence Industrial Strategy 2025: Making Defence an Engine for Growth on 8 September 2025. This strategy marks a transformative shift in national security policy...

United Kingdom Government

GW

Gowling WLG

UK NSIA Regime - 2024-2025 Trends

The UK Government's latest NSIA Report (April 2024–March 2025) shows continued trends: more deals are caught by the regime, partly due to the ISU's increased identification of non-notified deals...

United Kingdom Government

AG

Addleshaw Goddard

National Security Meets Investment: Understanding The United Kingdom's Evolving NSI Regime

The UK National Security and Investment Act 2021 (NSI Act) created a stand‑alone UK screening regime for acquisitions of control over entities and assets that may pose a national security risk.

United Kingdom Government

KM

Katten Muchin Rosenman LLP

Iranian Sanctions "Snapback": Implications For Businesses Of The Reimposition Of EU And UK Sanctions

On 29 September 2025, the United Kingdom ("UK") and the European Union ("EU") reimposed Iran-related sanctions that were lifted in 2016 following the Iran nuclear deal.

Worldwide International

ML

Milbank LLP

Nothing Secret About It – What Do We Now Know About The Chinese Spy Case? A Legal Analysis Without The Politics!

United Kingdom Government

BS

BCL Solicitors LLP

Q4 2025 Update – UK Merger Control And National Security/Investment Screening

United Kingdom Commercial

AG

Akin Gump Strauss Hauer & Feld LLP

Martyn's Law: What Live Music, Sport And Events Businesses Should Be Doing Now

United Kingdom Government

LS

Lewis Silkin

Procurement Unpacked: Six Months Of The 2023 Act (Video)

United Kingdom Government

GW

Gowling WLG

Preparing For Martyn's Law: A Practical Guide For Schools And Academy Trusts

United Kingdom Government

BJ

Browne Jacobson

Rethinking European Defence: Market Dynamics And Sector Opportunities

European Union Commercial

M

Macfarlanes LLP

Elon Musk's Protest Comments: Where Does Free Speech End And The Law Begin? (17 September 2025)

United Kingdom Government

DL

Duncan Lewis & Co Solicitors

HM Treasury Consultation On Changes To UK Money Laundering Regulations

United Kingdom Government

KM

Katten Muchin Rosenman LLP

AML/CTF Rules Are Finalised: Key Takeaways

United Kingdom Government

KL

Herbert Smith Freehills Kramer LLP

Procedural Flaw Under The National Security And Investment Act Regime Insufficient To Invalidate Decision

United Kingdom Government

KL

Herbert Smith Freehills Kramer LLP

Elon Musk's Protest Comments: Where Does Free Speech End And The Law Begin? (17 September 2025)

When Elon Musk appeared by video link at the "Unite the Kingdom" rally in London, his remarks caused immediate controversy.

United Kingdom Government

DL

Duncan Lewis & Co Solicitors

HM Treasury Consultation On Changes To UK Money Laundering Regulations

HM Treasury (HMT) recently published a draft statutory instrument (SI), The Money Laundering and Terrorist Financing (Amendment and Miscellaneous Provision) Regulations 2025...

United Kingdom Government

KM

Katten Muchin Rosenman LLP

AML/CTF Rules Are Finalised: Key Takeaways

After two rounds of consultation, the Anti-Money Laundering and Counter-Terrorism Financing Rules 2025 (New AML Rules) were made on 29 August 2025 alongside the Anti-Money Laundering...

United Kingdom Government

KL

Herbert Smith Freehills Kramer LLP

Procedural Flaw Under The National Security And Investment Act Regime Insufficient To Invalidate Decision

The Divisional Court has dismissed a challenge to a divestment order made under the provisions of the National Security and Investment Act 2021 (NSI Act).

United Kingdom Government

KL

Herbert Smith Freehills Kramer LLP

UK Launches Consultation On Changes To Mandatory Notification Requirements Under The National Security And Investment Act's Inbound Investment Regime

United Kingdom Government

SJ

Steptoe LLP

How The UK Is Transforming Defence: Strategic Review, AUKUS, And Tech Innovation

Defence in the UK is changing with the country having to adapt to the growing threat from its adversaries as well as strategically navigating its political relationships...

United Kingdom Government

GW

Gowling WLG

UK Government Consults On Changes To National Security And Investment Act Notification Regime

The UK government opened a consultation on 22 July regarding potential amendments to the National Security and Investment Act 2021 ("NSIA") and the National Security and Investment Act 2021 (Notifiable Acquisition) (Specification of Qualifying Entities) Regulations 2021 ("NARs").

United Kingdom Government

B

Brodies

M&A – Consultation On Changes To The National Security And Investment Act

The government has published a consultation on proposed amendments to the National Security and Investment Act 2021 (Notifiable Acquisitions) (Specification of Qualifying Entities) Regulations 2021.

United Kingdom Commercial

KL

Herbert Smith Freehills Kramer LLP

National Security & Investment Act - 4th Annual Report (2024/25)

Read the PDF of this publication below. Alternatively you can download to print, to save for later or for a different experience.

United Kingdom Government

TS

Travers Smith LLP

The Year In Review: UK Foreign Direct Investment Regime Set For Reform

United Kingdom Government

MB

Mayer Brown

Developing Trends From The Latest Annual Report On The UK National Security And Investment Regime

United Kingdom Government

KL

Herbert Smith Freehills Kramer LLP

UK National Security And Investment Act: Reducing Red Tape?

United Kingdom Government

AO

A&O Shearman

Money Mules, Dirty Cash, And Crypto: The FCA And NCA's 2025 Economic Crime Hit List

United Kingdom Government

M

Macfarlanes LLP

UK Government's Take On Ransomware: Insights From The Recent Consultation

United Kingdom Technology

CM

Crowell & Moring LLP

Proposed Mini-Reforms To The National Security And Investment Act 2021

United Kingdom Government

AG

Addleshaw Goddard

UK Government Publishes Consultation On Changes To National Security And Investment Act Notifiable Acquisitions

United Kingdom Government

KL

Herbert Smith Freehills Kramer LLP

E-commerce Platform Liability And Safe Harbor Provisions

United Kingdom Litigation

R

Rouse

A Cross-firm Team Successfully Completes Major Programme For Ministry Of Defence

United Kingdom Government

GW

Gowling WLG

How The Procurement Act 2023 Impacts Defence And Security Contracts

United Kingdom Government

GW

Gowling WLG

Al-Haq v Secretary Of State For Business And Trade: …. Plus C'est La Même Chose!

European Union Government

BS

BCL Solicitors LLP

UK Weekly Sanctions Update - Week Of June 23, 2025

United Kingdom International

MB

Mayer Brown

Extraterritorial Reach Of Italian/UK FDI Rules: Are In-Country Sales Sufficient Nexus?

United Kingdom Government

JD

Jones Day

UK's Controversial Foreign Influence Registration Scheme Looms – Banks And Other Businesses Prepare

United Kingdom Anti-trust

KL

Herbert Smith Freehills Kramer LLP

Navigating Uncertainty: Regulatory Challenges For Chinese Tech Firms In 2025

Worldwide Technology

KL

Herbert Smith Freehills Kramer LLP

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Latest Videos

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How To Defend Your Refugee Status: Syria Safety Update 2026 (Video)

L

Latitude Law

Procurement Unpacked: Six Months Of The 2023 Act (Video)

GW

Gowling WLG

Umar Azmeh Speaks On Sentencing In House Of Lords Webinar (Video)

BS

BCL Solicitors LLP

Drones: High-Profile And Niche (Video Content)

D

Deloitte

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