A chronology of key events:

2nd century AD – Kingdom of Axum becomes a regional trading power.
4th century – Coptic Christianity introduced from Egypt.
1530-31 – Muslim leader Ahmad Gran conquers much of Ethiopia.
1818-68 – Lij Kasa conquers Amhara, Gojjam, Tigray and Shoa.
1855 – Kasa becomes Emperor Tewodros II.
1868 – Tewodros defeated by a British expeditionary force and commits suicide to avoid capture.
1872 – Tigrayan chieftain becomes Yohannes IV.
1889 – Yohannes IV killed while fighting Mahdist forces and is succeeded by the king of Shoa, who becomes Emperor Menelik II.

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