Pada Mei 1988, Colvin [[After Dark (TV series)#"Israel: 40 Years On"|tampil]] dalam program diskusi ''[[After Dark (seri TV)|After Dark]]'' di [[Channel 4]] bersama [[Anton Shammas]], [[Gerald Kaufman]], [[Moshe Amirav]], [[Nadia Hijab]], dan lain-lain.
Selain Timur Tengah, Colvin juga meliput konflik di [[Chechnya]], [[Kosovo]], [[Sierra Leone]], [[Zimbabwe]], [[Sri Lanka]], dan [[Timor Leste]]. Pada tahun 1999, ia menyelamatkan 1.500 perempuan dan anak-anak Timor Leste dari sebuah bangunan yang dikepung oleh serdadu bekingan Indonesia.<ref name="Guardianobit"/> Ia tidak mau meninggalkan mereka dan bertahan bersama pasukan PBB. Liputannya diterbitkan di surat kabar dan dan disiarkan di televisi.<ref>{{Cite nameweb|url="Guardianobit"https://lithub.com/on-the-tenacity-and-bravery-of-a-great-journalist/|title=On the Tenacity and Bravery of a Great Journalist|date=2018-11-12|website=Literary Hub|language=en-US|access-date=2019-03-19}}</ref> Mereka dievakuasi empat hari kemudian. Colvin dianugerahi penghargaan [[International Women's Media Foundation]] atas keberaniannya dalam meliput konflik Kosovo dan Chechnya.<ref>{{cite news |title=Woman Journalist Gets Her Story: In Spite of Grenade Attack, Marie Colvin Files Her Report |url=http://www.antonnews.com/oysterbayenterprisepilot/2001/04/27/news/colvin.html |newspaper=[[Anton Media Group|Anton News]] |accessdate=February 22, 2012 |first=Dagmar Fors |last=Karppi |deadurl=yes |archiveurl=https://web.archive.org/web/20120225055903/http://www.antonnews.com/oysterbayenterprisepilot/2001/04/27/news/colvin.html |archivedate=February 25, 2012 |df=mdy-all }}</ref><ref>{{cite news |title=Veteran Sunday Times journalist Marie Colvin 'killed in heavy shelling in Syria' just hours after broadcast on ITN News At Ten |first=Charles |last=Walford |url=http://www.dailymail.co.uk/news/article-2104711/Marie-Colvin-dead-Journalist-killed-Homs-Syria-hours-ITN-News-At-Ten-broadcast.html |newspaper=[[Mail Online]] |date=February 22, 2012 |accessdate=February 22, 2012 |location=London, UK}}</ref><ref>{{cite news |title=Marie Colvin killed in Syria: life and times of distinguished war correspondent |first=Alex |last=Spillius |url=https://www.telegraph.co.uk/news/worldnews/middleeast/syria/9098180/Marie-Colvin-killed-in-Syria-life-and-times-of-distinguished-war-correspondent.html |newspaper=[[The Daily Telegraph]] |date=February 22, 2012 |accessdate=February 22, 2012 |location=London, UK}}</ref> Ia menulis dan memproduseri beberapa film dokumenter, termasuk ''Arafat: Behind the Myth'' di BBC.<ref>{{cite web |title=Death of Marie Colvin, American journalist of war |first=Nazish |last=Fatima |url=http://www.allvoices.com/contributed-news/11570335-death-of-marie-colvin-american-journalist-of-war |date=February 22, 2012 |website=AllVoices.com |accessdate=February 22, 2012}}</ref> Ia diwawancarai dalam film dokumenter ''[[Bearing Witness]]'' tahun 2005.
Colvin kehilangan penglihatan di mata kirinya akibat terkena ledakan [[granat berpeluncur roket]] (RPG) [[Angkatan Darat Sri Lanka]] pada 16 April 2001. Waktu itu ia sedang menyeberang dari daerah yang diduduki [[Macan Pembebasan Tamil Eelam|Macan Tamil]] ke daerah yang dikuasai pemerintah. Sejak saat itu, ia memakai [[penutup mata]].<ref>{{cite web|url=https://www.independent.co.uk/voices/commentators/peter-popham-prabhakaran-talked-of-peace-but-the-man-i-met-was-doomed-to-die-in-action-1687198.html|title=Peter Popham: Prabhakaran talked of peace. But the man I met was|author=|date=|website=independent.co.uk|accessdate=2 November 2018}}</ref><ref>{{cite web|url=https://www.independent.co.uk/news/long_reads/paul-conroy-marie-colvin-syria-homs-war-photographer-ptsd-free-syrian-army-a8520576.html|title=War photographer Paul Conroy on working with Marie Colvin, the formidable journalist killed in Syria|author=|date=|website=independent.co.uk|accessdate=2 November 2018}}</ref>
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