Modern Day Marine (MDM)

Modern Day Marine 2021

Washington, D.C., U.S.A. — Walter E. Washington Convention Center

April 28, 2026 - April 30, 2026

Modern Day Marine is the premier military equipment, systems, services and technology exposition. View the latest Marine-relevant products and solutions, as well as attend service level presentations on future operating concepts, requirements, experimentation and acquisitions objectives, and implications of the emerging operational environment.

Featured Capabilities

VAMPIRE live fire demonstration

VAMPIRE™

DiSCO™ concept image thumbnail

Distributed Spectrum Collaboration and Operations (DiSCO™)

M3 Capabilities: Aircraft Modernization, Missionization and Maintenance, Repair and Overhaul

M3 Capabilities

Next Generation Jammer – Low Band (NGJ-LB) on the EA-18G Growler

Next Generation Jammer – Low Band (NGJ-LB)

L3Harris resilient comms solutions

Resilient Communications and Networks

Electronic Warfare Solutions

Electronic Warfare

L3Harris' Iver underwater autonomous vehicle

Iver Suite of Autonomous Underwater Vehicles

News

Soldiers wearing NOVA™ Binocular System night vision

Editorial | 05. 13. 2026

The Wraith Shield Advantage: Transforming L3Harris Radios into AI-Enabled Counter-UAS Sensors

L3Harris has partnered with DataShapes AI to be the first in industry to deliver a converged, AI-enabled solution for assured communications and counter-UAS protection at the tactical edge – transforming widely fielded radios into a distributed, intelligent sensing and response network.

Soldiers wearing NOVA™ Binocular System night vision

Editorial | 05. 13. 2026

The Wraith Shield Advantage: Transforming L3Harris Radios into AI-Enabled Counter-UAS Sensors

L3Harris' concept graphic of 50% text over rendering of air traffic control tower and gauges, thumbnail image

Editorial | 05. 11. 2026

L3Harris Reaches Over 50% in FAA Telecommunications Modernization

Assets connect via a network on a multi-domain battlefield

Press release | 05. 07. 2026

US Air Force Selects L3Harris to Develop Digital Infrastructure for its Advanced Battle Management System Network

Ship with Polish flag cuts through water

Press release | 05. 06. 2026

L3Harris to Boost Polish Navy Combat Power with Advanced Ship System

Virginia-class sub at sea

Editorial | 05. 05. 2026

L3Harris Provides Key Technologies for Newly Commissioned Navy Submarines

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The appearance of U.S. Department of War visual information does not imply or constitute DOW endorsement.