Defence & Armed Forces — 36 Lessons
How the world is powered and built, explained simply. Oil, gas and petrol prices, electricity and nuclear power, batteries and solar, water and desalination, railways, bridges and giant megaprojects.
Canada's Armed Forces — Strength and Structure
How a modern military is organised into army, navy and air force.
Officers and Leadership Structure in an Army
Ranks, chains of command and why every order has a clear owner.
How to Become an Officer in the Armed Forces — Part 1
Entry routes, basic requirements and the first steps of selection.
How to Become a Commissioned Officer — Part 2
Selection boards, officer training and what instructors look for.
How to Prepare for the Commissioning Interview
Practical preparation for the interview that decides many careers.
A Big Boost to the Defence Sector — Part 1
Why governments suddenly raise defence budgets, and where the money goes.
A Big Boost to the Defence Sector — Part 2
Building weapons at home instead of importing them.
A Big Boost to the Defence Sector — Part 3
Alliances, joint purchases and the politics behind defence deals.
When Old Defence Partnerships Come Under Strain
What happens when long-time allies begin to disagree.
Reading the Headlines About Military Pacts
How to check whether a claimed military agreement is real.
Choosing a Fighter Jet: The F-35 Question
Why buying an aircraft is a fifty-year political and economic decision.
Building Fighter Aircraft at Home
Licensed production, technology transfer and local industry.
Missiles Explained: Ranges, Types and Names
Short, medium and long-range missiles and what the differences mean.
How Far Can a Missile Really Reach?
Why published ranges are estimates and why range shapes politics.
Drones and How They Changed Modern Warfare
Cheap flying machines that reshaped the battlefield.
Cheap Drones Against Expensive Interceptors
The maths problem that keeps air-defence planners awake.
How an Anti-Missile Shield Works
Layered air defence, from short-range rockets to ballistic missiles.
Running Out of Interceptors: The Stockpile Problem
Why the number of missiles in storage can decide a conflict.
Attacks on Military Bases and Early Warning
Why warnings, shelters and dispersal save lives.
Intercontinental Ballistic Missiles: Who Has Them
The small group of nations able to strike across the planet.
Nuclear Weapons and the Fear of Spreading Them
Why the world tries hard to stop new nuclear states appearing.
Secret Help Between Weapons Programmes
How designs, parts and know-how quietly cross borders.
Who Controls the Launch Button?
Command authority, succession and the myth of automatic launch.
Lawful and Unlawful Orders
Why soldiers must refuse an illegal order — and how that is judged.
What Happens to Ordinary People in a Big War
Civilians, shortages and the human cost behind the headlines.
Smart Warfare: How the Small Can Shake the Large
Asymmetric tactics that let weaker forces resist stronger ones.
Cyber War: The New Battlefield Between Nations
Attacks on grids, banks and networks without a single shot.
The War Trap: Easy to Start, Impossible to End
Escalation, exit strategies and why wars outlast their causes.
Bravery or Cowardice? Judging Military Action
Ethics, proportionality and the rules of armed conflict.
When a War Changes the World Order
Alliances, borders and rules that shift after a major conflict.
What a Regional War Means for the Whole World
Why a conflict far away still reaches your street.
Winning the Battle but Losing the War
How victory is measured long after the fighting stops.
The Rise of the War Negotiator
How mediators, back channels and ceasefires actually work.
The Hidden Billions: What Wars Really Cost
Munitions, deployments, veterans' care and long-term debt.
Oil Prices and War: How Conflict Hits Your Pocket
The line between a distant conflict and the price at the pump.
Defence & Armed Forces Certificate
Finish all 36 defence lessons and pass the defence exam with 70% or higher to earn your own Defence & Armed Forces certificate.
Take the Defence Exam