* 1798 – French troops land in Kilcummin harbour, County Mayo, Ireland to aid Wolfe Tone's United Irishmen's Irish Rebellion.

* 1798 – Wolfe Tone's United Irish and French forces clash with the British Army in the Battle of Castlebar, part of the Irish Rebellion of 1798, resulting in the creation of the French puppet Republic of Connaught.

* 1798 – French Revolutionary Wars: the Battle of the Nile concludes in a British victory.

* 1798 – French Revolutionary Wars: Battle of the Nile ( Battle of Aboukir Bay ) – Battle begins when a British fleet engages the French Revolutionary Navy fleet in an unusual night action.

* 1798 – Sangolli Rayanna, Indian freedom fighter ( d. 1831 )

* 1798 – Jules Michelet, French historian ( d. 1874 )

* 1798 – Irish Rebellion of 1798: Irish rebels, with French assistance, establish the short-lived Republic of Connaught.

* 1725 – Giacomo Casanova, Italian adventurer and writer ( d. 1798 )

* 1798 – August Heinrich Hoffmann von Fallersleben, German poet ( d. 1874 )

* 1798 – Étienne Bobillier, French mathematician ( d. 1840 )

* 1873 – William Tite, English architect ( b. 1798 )

During the Helvetic Republic ( 1798 – 1803 ), the county of Baden, the Freie Ämter and the region known as the Kelleramt were combined into the Canton of Baden.

** April 1798 – November 1801 Jakob Emmanuel Feer ( b. 1754 – d. 1833 )

* 1798 – The Mississippi Territory is organized from disputed territory claimed by both the United States and Spain.

The Virginia Report of 1799 – 1800, Touching the Alien and Sedition Laws ; together with the Virginia Resolutions of December 21, 1798, the Debate and Proceedings thereon in the House of Delegates of Virginia, and several other documents illustrative of the report and resolutions

The Battle of the Nile ( also known as the Battle of Aboukir Bay, in French as the Bataille d ' Aboukir or in Egyptian Arabic as معركة أبي قير البحرية ) was a major naval battle fought between British and French fleets at Aboukir Bay on the Mediterranean coast of Egypt from 1 – 3 August 1798.

Battle of the Nile, Augt 1st 1798, Thomas Whitcombe, 1816, National Maritime Museum – the climax of the battle, as Orient explodes

#** Christine Charlotte Alexandrine Egypta Bonaparte ( 1798 – 1847 )

The French-sponsored Roman Republic ( 15 February 1798 – 23 June 1800 ) was headed by multiple consuls:

* Francesco Riganti, Carlo Luigi Costantini, Duke Bonelli-Crescenzi, Antonio Bassi, Gioacchino Pessuti, Angelo Stampa, Domenico Maggi, Provisional Consuls ( 15 February – 20 March 1798 )

* Liborio Angelucci, Giacomo De Mattheis, Panazzi, Reppi, Ennio Quirino Visconti, Consuls ( 20 March – September 1798 )

The British Army found itself fighting Irish rebels, both Protestant and Catholic, primarily in Ulster and Leinster ( Wolfe Tone's United Irishmen ) in the 1798 rebellion.

The Irish in Australia: 1798 to the Present Day ( 3rd ed.

Physical force Irish republicanism as an ideology had a long history, from the United Irishmen of the 1798 and 1803 rebellions, to the Young Irelander Rebellion of 1848 and the 1867 rebellion by the Irish Republican Brotherhood.

* 1798 – Irish Rebellion of 1798: The British Army defeats Irish rebels at the Battle of Vinegar Hill.

* 1798 – The Battle of New Ross: The attempt to spread United Irish Rebellion into Munster is defeated.

* 1798 – Irish Rebellion of 1798: Battle of Arklow and Battle of Saintfield.

* 1798 – The Irish Rebellion of 1798 led by the United Irishmen against British rule begins.

* 1798 – Wolfe Tone, Irish republican ( b. 1763 )

* Patterson, James G. In the Wake of the Great Rebellion: Republican, Agrarianism and Banditry in Ireland After 1798 ( 2008 )

In 1798 Luxembourgish peasants rebelled against the French but the Rebellion was rapidly oppressed. This short Rebellion is called the Peasant's War.

* 1798 – United Irishmen Rebellion: The Carnew massacre, Dunlavin massacre and Carlow massacre takes place.

* 1798 – United Irishmen Rebellion: Between 300 and 500 United Irishmen are massacred by the British Army in County Kildare, Ireland.

Despite assistance from France the Irish Rebellion of 1798 was put down by British forces.

* 1798: The Irish Rebellion failed to overthrow British rule in Ireland.

* February 28 – United Irishman Roddy McCorley is executed in Toomebridge for his part in the Irish Rebellion of 1798.

* Battle of Antrim, during the Irish Rebellion of 1798

* Thomas Russell the United Irishman co-founder who took part in the Irish Rebellion of 1798 and Robert Emmet's failed rebellion of 1803 was gaoled and executed at Down County Gaol by hanging on October 21, 1803.

They include: the Second Battle of Athenry ( 1316 ); the battle of Knockdoe ( 1504 ); the Battle of the Yellow Ford ( 1596 ); the First Battle of Curlew Pass ( 1599 ); the Battle of Dungans Hill ( 1647 ); the Battle of Castlebar ( 1798 ), and the Battle of the Bogside ( 1969 ).

The Battle of the Nile: Destruction of ' L ' Orient ', 1 August 1798, Mather Brown, 1825, National Maritime Museum

Napoleon defeated the Ottoman forces during the Battle of the Pyramids ( 21 July 1798 ) and sent hundreds of scientists and linguists out to thoroughly explore modern and ancient Egypt.

Only a few weeks later the British fleet under Admiral Horatio Nelson unexpectedly destroyed the French fleet at the Battle of the Nile ( 1 – 3 August 1798 ).