You never know the day your life will change—or the person who will change it.

For me, her name was Om Hassan.

I was 23, an American soldier and combat medic during the preemptive strike and invasion of Iraq when an Iraqi Muslim grandmother invited me into her home.

I was alone. She was alone.

Her rusty metal door creaked open. She stood behind it in a black chador, her eyes twinkling above a smile. Then she motioned for me to come inside.

Every alarm bell in my military training told me to turn around and leave fast.

American soldiers walked in battle buddy pairs. Iraqi civilians could be enemies. Three soldiers had recently been kidnapped and murdered in the Sunni Triangle. I knew this could be a trap.

My heart pounded.

I could walk away and play it safe—or I could walk towards a woman christian nationalism taught me to fear.

I walked through the door.

She wrapped her arms around me.

And my life changed forever.

I didn’t know it then, but Om Hassan was beginning to radicalize me—not toward violence, but towards peace.

She was an Iraqi Muslim grandmother who had lived through dictatorship, war with Iran and American bombings. Yet when she saw an armed American soldier standing at her door, she didn’t see an enemy knocking.

She saw a daughter far from home.

She chose to trust me before I trusted her. She honored my humanity before I was willing to acknowledge hers.

She invited me into her family, gave me tea and made room for me on her living-room rug. In the middle of war, she gave me something my military training couldn’t: belonging. She gave me seat at her table, passing me her grand babies to hold in my arms, and her daughters to hug.

She taught me that peace isn’t weakness.

Peace is a radical refusal to believe the lie that other human beings are disposable. Instead of accepting “collateral damage” she challenged me to accept the truth that we belong to each other.

I had grown up in a small town and a small church where the world could easily be divided into “us” and “them.” September 11 poured lighter fluid on that dangerous way of seeing and worshipping. America went to war. Suspicion exploded against anyone who looked brown, Muslims or Arab. Whole communities of Americans became associated with the actions of 17 Saudi Arabian men and 1 man from Lebanon and 1 from Egypt.

I became one of the soldiers sent to invade Iraq.

I spent 397 days on the battlefield in Iraq serving as a combat medic.

And somewhere in that war, an Iraqi grandmother challenged me to hold up my patriotism to the mirror of my faith that commanded me to Love my enemies.

I began to see that my jurisdiction of love couldn’t stop at a border.

It couldn’t stop at the edge of my uniform.

It couldn’t stop with people who looked like me, prayed like me or voted like me.

Om Hassan showed me the reality that we belong to something bigger: a human family of interconnected people who deserve the same basic dignity—to live, to love, to protect our children, to know joy and to be treated as fully human.

Waging war changed the meaning of September 11 for me.

We cannot undo the 2,977 lives lost that day. We cannot undo the two forever wars that followed or the fear and hatred that infected American communities. The 9/11 Commission found no evidence of Weapons of Mass Destruction. No evidence that contacts between Saddam Hussein’s regime and al-Qaeda was an operational relationship or that Iraq cooperated with al-Qaeda in attacks against the United States.

But we can decide what we carry forward.

Om Hassan carried peace into a war zone.

So can we.

Waging peace isn’t passive. It is the courageous work of refusing to let violence decide who belongs. It means defending all people, demanding justice and refusing to surrender our humanity—even when fear tells us its “us or them”.

Twenty years later, I don’t know if Om Hassan is still alive.

But I know this:

I am fully alive because she chose to love me.

An Iraqi Muslim grandmother taught a Christian American soldier that the person I had been taught to fear was actually part of my family. I could join the human family spread across the globe or choose to be an enemy of it..

She didn’t defeat violence with a weapon.

She defeated it by making room for another human being. Even when she was scared.

That is the lesson I carry from Iraq.

That is the lesson I carry into September 11.

And that is why I wage peace.

Because violence wins when it divides us into enemies.

Peace wins when we fight like hell to belong to one another.