Based on the image shown below, answer the question that is asked.

Which of the following country was not in the block lead by US?
Answer & explanation
Correct answer: option 3
The correct answer is Option 3 - Bulgaria
FRANCE, TURKEY and BRITAIN werein Western block and Bulgaria was in Eastern block.
Most countries of western Europe sided with the US and those of eastern Europe joined the Soviet camp. That is why these were also called the ‘western’ and the ‘eastern’ alliances. Bulgaria was in the alliance led by USSR.