Read the text and determine if the sentence is true:

The Six-Day War (Hebrew: מלחמת ששת הימים , "Milhemet Sheshet Ha Yamim"; Arabic: النكسة , "an-Naksah", "The Setback" or حرب ۱۹٦۷ , "Ḥarb 1967", "War of 1967"), also known as the June War, 1967 Arab–Israeli War, or Third Arab–Israeli War, was fought between June 5 and 10, 1967 by Israel and the neighboring states of Egypt (known at the time as the United Arab Republic), Jordan, and Syria.

Sentence: The Six-Day War almost did not end so quickly.
It's impossible to say