Sentence:  In Moscow, where parties are judged by the quantity and quality of Russian officials who attend, the U.S. party was a smashing success. Some attributed it to the popularity of Ambassador Thompson, others felt it was another sign that coexistence is still Soviet policy in spite of Khrushchev's <WSD>blustering</WSD>. 
Meaning of the word marked with <WSD> tags:  Swaggering; braggartry; noisy pretension.