Aztlan Underground appeared on television on Culture Clash on Fox in 1993, was part of Breaking Out, a concert on pay per view in 1998, and was featured in the independent films Algun Dia and Frontierlandia.

In 1998, Jamiroquai released " Deeper Underground ", the first single from their fourth studio album, Synkronized, which also appeared in the soundtrack for the 1998 movie Godzilla.

* Underground ( Haruki Murakami book ), a 1998 collection of interviews about the Tokyo sarin gas attack

* Bank Underground station, London, 13 July 1998.

* Moore, Jim ( 1998 ) Underground Liverpool, Liverpool: Bluecoat Press, ISBN 1-872568-43-2

In 1998, both John Digweed and Sasha released separate mix albums on Boxed as part of the Global Underground series with Digweed's GU 006: Sydney and Sasha's GU 009: San Francisco release.

In 1998, the two released separate mix albums on the Boxed label, as part of the Global Underground series: Digweed's Global Underground 006: Sydney, and Sasha's Global Underground 009: San Francisco, which drew from Sasha's experience touring on the West Coast of the United States.

In 1998, eight years after the group's first release, Digital Underground released Who Got the Gravy ?, which reached # 91 on the Top 200 R & B / Hip-Hop Albums charts.

In 1998, the film showed at the Chicago Underground Film Festival and in 2005 at the Sydney Film Festival.

3, and produced tracks for Underground Resistances 1998 full-length Interstellar Fugitive.

* 1998: Plays Venus in Furs and Other Velvet Underground Songs

In October 1998, GoodNoise acquired eMusic. com along with on-line music pioneer Internet Underground Music Archive ( IUMA ).

Important essays outlining Zedd's philosophy are the Cinema of Transgression Manifesto, published pseudonymously in the Underground Film Bulletin and The Theory of Xenomorphosis ( 1998 ).

* 1998: Underground Army

* Yvonne Sewall-Ruskin, High on Rebellion: Inside the Underground at Max's Kansas City ( 1998 ) Thunder's Mouth Press, ISBN 1-56025-183-2

* Academic journal article on Notes from the Underground, Conference, Autumn 1998.

However, guitarist Brian Latta left the band in late 1998, ushering in new guitarist “ Sparky ” Voyles, and in 1999 the band embarked on their first headlining tour of the US, over three weeks dubbed the " Underground Terrorism " tour.

* Green, Jonathon: Days in the Life: Voices from the English Underground, 1961-71 ( London 1998 )

On 11 September 1998 the Sejm ( parliament ) of Poland declared the day of 27 September ( anniversary of the founding of the Service for Poland's Victory organization ) to be the Day of the Polish Underground State.

* The Underground, 1998 science fiction book by K. A. Applegate.

Also worth noting are the differences between the 2004 Media Blasters and Blue Underground releases and the 1998 Anchor Bay disc, which often get confused.

* 1998 – Kosovo War: Serbian police begin the offensive against the Kosovo Liberation Army in Kosovo.

* 1998 – Ivan Dougherty, Australian World War II Army Major General ( b. 1907 )

According to a 1998 report created by William Brankowitz, a deputy project manager in the U. S. Army Chemical Materials Agency, the Army created at least 26 chemical weapons dump sites in the ocean off at least 11 states on both the west and east coasts.

Prior to that, he was the 13th Chief of Army Staff from October 1998 till November 2007, and was also the tenth Chairman of the Joint Chiefs of Staff Committee of Pakistan Armed Forces from 1998 until 2001.

Commissioned in Pakistan Army in 1964, Musharraf rose to national prominence after being appointed to the four-star assignments in October 1998 by then-Prime Minister Nawaz Sharif.

The Red Army Faction existed from 1970 to 1998, committing numerous operations, especially in late 1977, which led to a national crisis that became known as " German Autumn ".

* The Roman Army at War 100 BC – AD 200 ( Oxford, September 1998 ) by Adrian Goldsworthy

From 1996 to 1998 they inflicted a series of strikes on the Colombian Army, including a three-day offensive in Mitú ( Vaupés department ), taking a large number of soldiers prisoner.

This friction has been due to disputes including the self annexation of the Hatay Province to Turkey in 1939, water disputes resulting from the Southeastern Anatolia Project, and Syria ’ s support for the outlawed Kurdistan Worker's Party ( PKK ) and the Armenian Secret Army for the Liberation of Armenia ( ASALA ), but relations have improved greatly since October 1998 ; when PKK leader Abdullah Öcalan was expelled by Syrian authorities.

* Lauretano, Major Daniel A., " The Military Whistleblower Protection Act and the Military Mental Health Protection Act ", Army Law, ( Oct ) 1998.

In the late 1990s they relented, and in September 1998 the opera was performed for eight nights at the Forbidden City, complete with opulent sets and soldiers from the People's Liberation Army as extras.

James Bissett, Canadian Ambassador to Yugoslavia, Bulgaria and Albania, wrote in 1990 that media reports indicate that " as early as 1998, the Central Intelligence Agency assisted by the British Special Air Service were arming and training Kosovo Liberation Army members in Albania to foment armed rebellion in Kosovo.

* IISS: " The Kosovo Liberation Army " – Volume 4, Issue 7 – August 1998

* Robert M. Walker ( born 1949 ), United States Under Secretary of the Army, 1997 – 1998

* Huston, James A., Out Of The Blue – U. S Army Airborne Operations In World War II, Purdue University Press, 1998

* Chartrand, Rene ; " Spanish Army of the Napoleonic Wars 1793 – 1808 "; Osprey 1998.

Omagh came into the international focus of the media on 15 August 1998, when the Real Irish Republican Army exploded a car bomb in the town centre.

* Sangvic, Roger, Battle of Mogadishu: Anatomy of a Failure, School of Advanced Military Studies, U. S. Army Command and General Staff College ( 1998 ).

The Omagh bombing () was a car bomb attack carried out by the Real Irish Republican Army ( RIRA ), a splinter group of former Provisional Irish Republican Army members opposed to the Good Friday Agreement, on Saturday 15 August 1998, in Omagh, County Tyrone, Northern Ireland.

In 1998 McAlester became the home of the Defense Ammunition Center ( DAC ) which moved from Savanna, Illinois and relocated as a tenant on McAlester Army Ammunition Plant.

A number of well-known people were educated at Dumfries Academy, among them Henry Duncan, founder of the world's first commercial savings bank, Sir James Anderson, who captained the SS Great Eastern on the Transatlantic telegraph cable laying voyages in 1865 and 1866, James Matthew Barrie, author of Peter Pan, missionary Jane Haining, international diplomat Alexander Knox Helm, John Laurie, actor ( Private Fraser in Dad's Army ), artist Robin Philipson, singer John Hanson, Alex Graham, cartoonist best known for the Fred Basset series and Jock Wishart, who in 1998 set a new world record for circumnavigating the globe in a powered vessel.

During the year 1996, Ahmeti was one of the main founders of the Kosovo Liberation Army, in 1998, when the war started, he was elected member of the main headquarters of the Kosovo Liberation Army.