| Principal Translations |
WordReference English-Spanish Dictionary © 2026:
| declare war vtr + n | (state intention to make war) | declarar la guerra loc verb |
| | On August 1, 1914, Germany declared war. |
| | Alemania declaró la guerra el 1 de agosto de 1914. |
declare war on [sb/sth],
declare war against [sb/sth] v expr | (state intention to make war with) | declararle la guerra a loc verb |
| | | declarar la guerra contra loc verb |
| | France declared war on Prussia on July 19, 1870. |
| | On July 28th 1914 Austria-Hungary declared war against Serbia. |
| | Francia le declaró la guerra a Prusia el 28 de julio de 1870. // El Imperio austrohúngaro le declaró la guerra a Serbia el 28 de julio de 1914. |
| declare war on [sth] v expr | figurative (take strong steps against) (figurado) | declararle la guerra a loc verb |
| | | declarar la guerra contra loc verb |
| | President Richard Nixon declared war on drugs in 1971. |
| | El presidente Richard Nixon le declaró la guerra a las drogas en 1971. |