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term as 'dividing one's army into two'. The
idea, as it may be gathered from Kulluka's
com. on Manu Saṁhitā VII. 173, is possibly
that, it is the policy of keeping the enemy enga-
ged with one half of the army, while remaining
safe in the own fort with the other half.
 
DVAIRĀJYA--(1) The rule of two.
(2) A state ruled by two kings at the same time.
(3) This term occurs in the Jaina (Ācārāṅgsūtra,
quoted under Gaṇarajya (q.v.).
(4) There existed such a state at Patala in Sindh
in Alexander's time, "where the sovereignty
was vested in two different kings hailing from
different houses". Mc Crindle, The Invasion of India by Alexander the Great,
p. 296, referred to by Altekar, SGAI, p. 38, n. 1.
(5) It is different from a Viruddha-rājya state,
presumably by being ruled by two kings acting
in harmony, while in the Viruddharājya the
country is ruled by two contending rulers.
(6) While making an assessment of the relative
merits of Dvairājya and Vairājya, Kauṭilya
observes that the two kings in a Dvairājya often
happen to be a father and a son, or two brothers.
As such there is always a party of Yoga-Kṣema
(q. v.), and the Amatyas also remain under con-
trol in a Dvairājya. pitāputrayorbhrātrorvā dvairājyaṁ tulyayoga-kṣemam
amātyāvagrahaṁ vartayateti (AS' VIII. 2). This is how, according to
Kauṭilya, Dvairājya is superior to Vairājya.
(q.v.). It may be noted that Kauṭilya here does