start an undeclared war; fight without a declaration of war; open hostilities without declaring war
Example Sentences:
1.
We still do : living in a world in which undeclared aggression , 我们现在仍然有这种感觉：生活在一个不宣而战的侵略的世界中。
2.
There was overwhelming opposition to empowering him to wage a declared naval war . 绝大多数人反对授权他进行不宣而战的海战。
3.
I quietly declare war with the state, after my fashion, though i will still make use and get what advantage of her i can, as is usual in such cases . 我按照我的方式向国家不宣而战，尽管我还是要尽量从它身上弄点好处，碰上这类事情，总是这样的。
4.
To enter russia with no declaration of war “不宣而战就进入俄罗斯！
5.
Beholders often attack without provocation 眼魔经常不宣而战。
6.
We should not go to war ? we should not go to war without a declaration 我们不应该开战?我们不应该不宣而战。
7.
They attacked without a warning 他们不宣而战。
8.
On june 22 , 1941 , without a declaration of war , hitler began an invasion of the soviet union that was the largest military land campaign in history 1941年6月22日，希特勒不宣而战，入侵苏联，发动了历史上规模最大的一场陆地战役。
9.
We still do ; living in a world in which undeclared aggression , war , hypocrisy , chicanery , anarchy and impending immolation are part of our daily lives , we all want a code to live by 如今，不宣而战的侵略、战争、虚伪、诈骗、无政府状态以及即将临头的毁灭成了我们日常生活的一部分，我们都希望有一个赖以生存的行为准则。
