The most common and most likely answer to this crossword clue is the 6 letter word NASSER
I've seen this crossword clue in The Guardian
N
A
S
S
E
R
More clues leading to the result NASSER
- Former statesman and astronaut’s body’s pronounced sound
- Old Middle Eastern dignitary new to state forcefully ousted at the end
- Egyptian leader participating in revolution, as serene
- Former statesman somewhat unassertive
- Sounds like the people to put a rocket up former Arab leader
- Old statesman making certain assertions, incompletely recorded here
- Space organisation broadcast the ruin of Eden
- Rogue snares former Egyptian leader
- Former statesman seen in China's serious
- Unassertive localised leader of Egypt
Buddy explains!

The straight part
We know that "Egyptian leader" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case egyptian leader = nasser.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.