1978

Clockwise from top-left: the Jonestown massacre occurs, leaving 909 people dead; Pacific Southwest Airlines Flight 182 collides with a private Cessna 172 light aircraft, killing 146 people; an earthquake in Tabas kills around 25,000 people; the 1978 FIFA World Cup is held in Argentina; the Saur Revolution marks the end of power of the Barakzai dynasty after 152 years; Air India Flight 855 crashes around 3 km (1.9 mi) off the coast of Bandra, killing all passengers and crew aboard; Aldo Moro is kidnapped and murdered by the Red Brigades; the Camp David Accords are signed.
Millennium: 2nd millennium
Centuries:
Decades:
Years:
1978 in various calendars
Gregorian calendar1978
MCMLXXVIII
Ab urbe condita2731
Armenian calendar1427
ԹՎ ՌՆԻԷ
Assyrian calendar6728
Baháʼí calendar134–135
Balinese saka calendar1899–1900
Bengali calendar1385
Berber calendar2928
British Regnal year26 Eliz. 2 – 27 Eliz. 2
Buddhist calendar2522
Burmese calendar1340
Byzantine calendar7486–7487
Chinese calendar丁巳年 (Fire Snake)
4675 or 4468
    — to —
戊午年 (Earth Horse)
4676 or 4469
Coptic calendar1694–1695
Discordian calendar3144
Ethiopian calendar1970–1971
Hebrew calendar5738–5739
Hindu calendars
 - Vikram Samvat2034–2035
 - Shaka Samvat1899–1900
 - Kali Yuga5078–5079
Holocene calendar11978
Igbo calendar978–979
Iranian calendar1356–1357
Islamic calendar1398–1399
Japanese calendarShōwa 53
(昭和53年)
Javanese calendar1909–1910
Juche calendar67
Julian calendarGregorian minus 13 days
Korean calendar4311
Minguo calendarROC 67
民國67年
Nanakshahi calendar510
Thai solar calendar2521
Tibetan calendar阴火蛇年
(female Fire-Snake)
2104 or 1723 or 951
    — to —
阳土马年
(male Earth-Horse)
2105 or 1724 or 952
Unix time252460800 – 283996799

1978 (MCMLXXVIII) was a common year starting on Sunday of the Gregorian calendar, the 1978th year of the Common Era (CE) and Anno Domini (AD) designations, the 978th year of the 2nd millennium, the 78th year of the 20th century, and the 9th year of the 1970s decade.