Yes, the word 'truce' is a noun, a singular, common, abstract noun; a word for a temporary cessation to fighting.
Written records of truce violationsAPEX
The Truce was created in 1957.
they made a truce
The Truce has 253 pages.
reactions for truce in the forest
Let's call a truce. This minor incursion shall not damage the truce between our countries.
The word "truce" is spelt just as you have in the question.
There is no way to break a truce.
No Truce with Kings was created in 1963.
Christmas truce happened in 1914.
Truce of Pläswitz happened in 1813.
The modern olympics don't have truce on any way.