730

730 in various calendars
Gregorian calendar	730; DCCXXX
Ab urbe condita	1483
Armenian calendar	179; ԹՎ ՃՀԹ
Assyrian calendar	5480
Balinese saka calendar	651–652
Bengali calendar	137
Berber calendar	1680
Buddhist calendar	1274
Burmese calendar	92
Byzantine calendar	6238–6239
Chinese calendar	己巳年 (Earth Snake); 3427 or 3220; — to —; 庚午年 (Metal Horse); 3428 or 3221
Coptic calendar	446–447
Discordian calendar	1896
Ethiopian calendar	722–723
Hebrew calendar	4490–4491
Hindu calendars
- Vikram Samvat	786–787
- Shaka Samvat	651–652
- Kali Yuga	3830–3831
Holocene calendar	10730
Iranian calendar	108–109
Islamic calendar	111–112
Japanese calendar	Tenpyō 2; (天平２年)
Javanese calendar	623–624
Julian calendar	730; DCCXXX
Korean calendar	3063
Minguo calendar	1182 before ROC; 民前1182年
Nanakshahi calendar	−738
Seleucid era	1041/1042 AG
Thai solar calendar	1272–1273
Tibetan calendar	阴土蛇年; (female Earth-Snake); 856 or 475 or −297; — to —; 阳金马年; (male Iron-Horse); 857 or 476 or −296

Millennium:	1st millennium
Centuries:	7th century; 8th century ; 9th century;
Decades:	710s; 720s; 730s ; 740s; 750s;
Years:	727; 728; 729; 730 ; 731; 732; 733;

Year 730 (DCCXXX) was a common year starting on Sunday (link will display the full calendar) of the Julian calendar. The denomination 730 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.

Events

King Liutprand contracts an alliance with Eutychius, exarch of Ravenna, and agrees to support him in his attack on Rome, while subjugating the independent southern Lombard duchies of Benevento and Spoleto.
Tiberius Petasius proclaims himself emperor in Tuscia. Eutychius defeats him with the support of Pope Gregory II, and Tiberius is killed in Monterano, with his head sent to the Byzantine emperor Leo III as a gift.^[1]
Charles Martel defeats the last independent dukedom of Alamannia, and incorporates it into the Frankish Empire. He also launches raids on the Saxons beyond the Rhine.

September–October – Umayyad forces sack the Byzantine fortress of Charsianon in central Anatolia (modern Turkey), which remains a contested stronghold during the next century of Byzantine–Arab warfare.^[2]
December 9 – Battle of Marj Ardabil: The Khazars under Barjik invade the provinces of Jibal and Adharybaydjian. He defeats an Umayyad army (25,000 men) at Ardabil (Iran), killing al-Jarrah ibn Abdallah.

Emperor Xuan Zong has four palace walls in the northeast sector of the capital city Chang'an dismantled and reassembled to construct a new Daoist abbey, the grounds of which are formally a large garden for the Bureau of Agriculture.

In this decade hops are first cultivated in Germany, in the Hallertau region.^[3]

Leo III of the Byzantine Empire orders the destruction of all icons, beginning the First Iconoclastic Period. Many monks flee to Greece and Italy (taking smaller icons with them, hidden in their clothing); others flee to the caves of the Cappadocian desert.