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| 3. Ethiopia |
| 1962 |
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| Eritrea, which was a semiautonomous province within Ethiopia, was more fully integrated into the Ethiopian state. | 1 |
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| 1972–74 |
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| Severe drought in the eastern and southern Horn led to famine and thousands of deaths, mainly in Eritrea and the Wollo sections of Ethiopia. | 2 |
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| 1974 |
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| The Ethiopian revolution ended imperial rule with a revolt of armed forces led by the Dergue, after months of general discontent marked by strikes and demonstrations. The revolutionary regime in Ethiopia nationalized land. | 3 |
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| Sept. 10 |
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| Haile Selassie was driven from office and died in prison the following year. | 4 |
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| Nov |
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| Maj. Mengistu Haile Mariam defeated rivals in the Dergue, established a social revolutionary regime, executed officials of the old regime, and sent more troops to Eritrea. | 5 |
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