united states
Turning first to the question of whether the public is actually interested in climate change, Google web searches show that the countries searching most frequently on the topic tend to be those most affected by changing climatic conditions [...] This suggests that being affected by the phenomena increases public interest: it is not wealthy countries idly researching a topic they hear on the news, it is affected populations trying to understand more about what they are experiencing.
The first official visit since the 1950s to what was then a closed, even secretive Communist country, the tournament remembered as “Ping-Pong diplomacy” changed the course of history. It broke China’s deeply hostile relationship with the United States, and led to the momentous visit by President Richard Nixon the following year.
“China has conveyed kindness and goodwill to the world through the first lady’s public diplomacy”, and Peng has “enchanted local and foreign media”, according to a research from research by Renmin University of China, via CNBC.
.. [R]eal aid requires more than just good intentions, and a snapshot of the realities that all too often lie behind the heartwarming imagery and simplistic appeals to compassion used by aid advocates when selling the work of their vast global industry to the public.

From music diplomacy in the Middle East to sports and culinary exchanges in the Americas.
Following his speech [to Congress], Pope Francis has reportedly chosen to skip a number of invitations to dine with members of congress, including Speaker of the House John Boehner and Minority Leader Nancy Pelosi. Instead, he has opted to spend his lunch both serving, and eating with members of Washington’s homeless community.
"Who is Xi Dada?" was created by the People's Daily, often described as a "mouthpiece" of the Communist Party. The video itself is a list of compliments from doe-eyed foreign students who appear to be studying in Beijing. President Xi is described by the students as "a wise and resolute president", "super charismatic" and "not only a businessman, but also a family man".
Cultural exchange between skaters in the U.S. and other countries can help improve relations between nations from the bottom up, according to Neftalie Williams, Cuba Skate’s Chair and Research Director at USC Annenberg’s Institute of Sports, Media and Society. Williams compared the potential of skate diplomacy with the role that ping-pong played in restoring U.S.-Chinese relations in the early 1970’s.