It being Hawaii, the assembled heads of state were understandably looking forward to some boxy aloha shirt action. But Obama...declared the 20-year tradition over. As disappointed locals have been keen to stress, the colourful shirts are a symbol of Hawaii's multicultural history and it would have been great for tourism on a group of islands that rely heavily on it.

During International Education Week, the U.S. Department of State highlights existing efforts to attract future leaders from abroad...All U.S. embassies and consulates expedite visa processing for foreign students to ensure qualified students are able to begin their academic program on time.

As part of its cultural diplomacy program, the U.S. embassy brought the FEW Collective, a hip-hop troupe from Chicago, to Islamabad, where they danced, rapped and recited poetry to a Westernized, educated elite audience of young Pakistanis.

Welcome to the opening entry of Culture Posts, an interactive blog for exploring the cultural underbelly of public diplomacy. Over the next two years, I hope that you will join me, collecting and discussing your insights on the hidden, and often times not so hidden, aspects of culture in public diplomacy.

However, the fact that Israel’s president Shimon Peres now calls military action “more and more likely” suggests that, regardless of the eventual decision, Israel has embarked on a public diplomacy campaign intended to seize international attention.

Plenty of performers go abroad on missions of cultural diplomacy aimed subtly at shoring up relations between their own nation and others. And then there are the three dozen dancers and singers of “Water Is Rising,’’ a show that is not coy about its purpose.

At the same time, no fundamental changes have occurred in the sources of the United States’s power and influence, such as the economy, science and technology, military strength, international political influence, and cultural soft power.