1278

Years: 1275 1276 1277 - 1278 - 1279 1280 1281
Decades: 1240s 1250s 1260s - 1270s - 1280s 1290s 1300s
Centuries: 12th century - 13th century - 14th century

1278 by topic
Politics
State leaders - Sovereign states
Birth and death categories
Births - Deaths
Establishments and disestablishments categories
Establishments - Disestablishments

**1278 in other calendars**
Gregorian calendar	1278 MCCLXXVIII
Ab urbe condita	2031
Armenian calendar	727 ԹՎ ՉԻԷ
Chinese calendar	3914/3974-12-7 (丁丑年十二月初七日) — to — 3915/3975-intercalary 11-16 (戊寅年閏十一月十六日)
Ethiopian calendar	1270 – 1271
Hebrew calendar	5038 – 5039
Hindu calendars
- Vikram Samvat	1333 – 1334
- Shaka Samvat	1200 – 1201
- Kali Yuga	4379 – 4380
Iranian calendar	656 – 657
Islamic calendar	677 – 678
Thai solar calendar	1821

Events

August 26 - Kings Rudolph I of Germany and Ladislaus IV of Hungary defeat King Otakar II of Bohemia in the Battle of Marchfield, a match of over 80,000 men and the largest battle of knights in the Middle Ages. The battle ends a power struggle between Rudolph and Otakar over the fate of central Europe, and Rudolph's Habsburg family will continue to rule Austria and other captured territories until the end of World War I in 1918.
The independence, boundaries, and political structure of Andorra are agreed to by the Spanish Bishop of Urgell and the French Count of Foix.
The earliest known written copy of the Avesta, a collection of ancient sacred Persian Zoroastrian texts previously passed down orally, is produced.
An edict by Pope Nicholas III requires all Jews to attend conversion sermons.
The Japanese era Kenji ends, and the Koan era begins.