As America celebrates its birthday, we’re reminded of a familiar refrain: the United States is a nation of immigrants.
It’s true. For two and a half centuries, people have come here seeking opportunity and freedom, or simply the chance to build a better life. Immigration is woven into the American story.
But in an era increasingly defined by human movement — driven by war, persecution, climate disasters, economic upheaval and political instability — that familiar phrase raises an important question: What actually makes someone an immigrant? How is an immigrant different from a migrant, or a refugee from an asylum seeker?
The terms are often used interchangeably, but they aren’t the same — and the distinctions carry profound legal, humanitarian and policy consequences.
Here’s a quick guide to the terminology.
Immigrant
An immigrant is someone who chooses to move permanently to another country to live there. They generally intend to settle, establish roots and often pursue permanent residency or citizenship. Think of the families who arrived at Ellis Island or someone joining relatives after receiving a family visa. Their move is intended to be permanent.
Key characteristic: A long-term decision to make another country home.
Migrant
A migrant is a broader term describing someone who moves from one place to another — within their own country or across international borders. Some migrants move seasonally for agricultural work. Others relocate for education, employment or family reasons. The movement may be temporary or long-term, voluntary or driven by economic necessity. Unlike refugees, migrants are generally not fleeing persecution that would legally prevent them from returning home. And while migrants are still entitled to fundamental human rights, they aren’t automatically covered by international refugee protections.
Key characteristic: Movement, usually for opportunity rather than immediate danger.
Refugee
According to the 1951 Refugee Convention, a refugee is someone who has fled their country because they have a well-founded fear of persecution based on race, religion, nationality, political opinion or membership in a particular social group.
Because refugees cannot safely return home, international law provides special protections — including the principle of non-refoulement, which prohibits countries from returning refugees to places where they face persecution.
Key characteristic: Forced to flee across an international border because returning home is unsafe.
Asylum Seeker
Every refugee begins as an asylum seeker. Not all asylum seekers will become refugees.
An asylum seeker has crossed an international border and requested protection, but the government where they applied has not yet determined whether they legally qualify as a refugee. Some applications are approved. Others are denied. Until that decision is made, the person remains an asylum seeker — not yet legally recognized as a refugee.
Key characteristic: Waiting for a legal determination on status.
Internally Displaced Person (IDP)
Those forced to flee their homes because of conflict, persecution or disaster — but who never cross an international border — are known as internally displaced persons, or IDPs. Because they remain within their own country, IDPs are not protected under international refugee law. Instead, they remain under the authority of their own government, even when that government is unable or unwilling to protect them, or is itself responsible for their displacement.
In fact, IDPs make up the largest share of the world’s forcibly displaced population.
Key characteristic: Forced to flee, but not across an international border.
Stateless Person
Another category often overlooked is the stateless person.
A stateless person isn’t recognized as a citizen by any country. Without nationality, everyday activities that many people take for granted — getting a passport, enrolling in school or opening a bank account — can become extraordinarily difficult. A stateless person may also be a refugee, asylum seeker, migrant or internally displaced person, making their situation even more precarious.
Why the Labels Matter
At first glance, these distinctions can seem like legal jargon. But how someone is classified determines what protections they receive, what obligations governments have toward them and which international institutions are responsible for assisting them, like the UN Refugee Agency (UNHCR) or the International Organization for Migration (IOM).
On America’s 250th, it’s worth remembering that ours is a nation shaped by people who came here — some by choice, others by circumstance. In a world experiencing unprecedented displacement, those distinctions matter.