The aim of the research in this paper was to examine the prospect of halal tourism in Nanggroe Aceh Darussalam province as the instrument of Indonesia’s soft diplomacy in increasing international cooperation that affects Indonesia’s economy. The reason behind this research conduct was due to the myriad of Indonesia halal tourism as destination which had earned several achievements in the context of the ‘World's Most Popular Halal Tourism Destinations’ by the Global Muslim Travel Index (GMTI). Aceh became one of the provinces in Indonesia that is made as the focus of halal tourism development and has won two prestigious awards at the World Halal Tourism Award. By using the theory of soft diplomacy by Joseph S. Nye, Jr., and Qualitative data approach from journal, book, and other credible resources, this article found that Aceh can be a unique and appealing halal tourism area that can become a medium for Indonesia’s soft diplomacy in conducting international cooperation, especially with others Islamic countries in the world. Therefore, it can increase Indonesia's domestic economy significantly, especially to Aceh province, which will eventually give a significant impact to Indonesia’s national economy.

Between 2017 and 2020, Bandung, Indonesia, and Kawasaki, Kanagawa Prefecture, Japan, worked together as part of a sister city collaboration in the environmental sector. Bandung and Kawasaki are sister cities, and their governments have cooperated to address Bandung’s waste management and environmental issues as part of this sister-city collaboration. This study employed an interview and a literature review alongside a descriptive qualitative method to get to the bottom of the research topic. This study also applied the theories of “sister cities” and “city diplomacy” in assessing the findings. The study’s findings revealed that the collaboration helped strengthen Bandung’s human resources and enhance the city’s ability to manage and deal with waste issues. This study also discovered that the partnership ran into problems with finances, the Covid-19 pandemic, the communication process, and the priority given to training initiatives over infrastructure.

European Union (EU) is an economically advanced, politically reliable, socially progressive, and regionally integrated community, making the so-called 'the role model of world's regionalism' seem adorable in Turkey's lens. Having the opportunity to wave its flag in Brussels has been Turkey's foreign policy since 1987. Turkey's modus operandi to make the EU opening its door are enormous in scale. Yet, it does not mean that Turkey would quickly receive a lukewarm response from the EU. This paper lays down some theoretical arguments based on post-colonialism to discover why the EU has given a persistent rejection and derogation towards Turkey. As this paper stands in a post-colonialism stance, the Euro-centrism sense, which is embedded in the EU's way of thought, serves as the reason why intentional rejection is intensively addressed towards Turkey. This paper contains several features. After delivering a short introduction, there will be a modest explanation in picturing the used-theoretical framework. The discussion section stands upon three main questions; why does the EU treat Turkey differently from Greece? Is Turkey capable of fulfilling Copenhagen criteria? Does the EU tend to act in a discriminative manner to Turkey?

This paper aims to analyze the reason why South Korea as a North Korea rival in the Koreanpeninsula willing to give aid toward North Korea. The tension in Korean peninsula has happened since a long time ago especially after the cold war between USA & USSR. The conflict event become worst because of North Korea always threatening South Korea by testing the Nuclear missile. Despite of what North Korea done in the region, South Korea still gave abundance of aid in term of health assistance, food, and others basis of human necessity. By using qualitative approach and collecting data from credible literature resource and using the concept of disaster diplomacy this research found that South Korea has special type in term of conflict resolution, South Korea often using soft diplomacy and negotiation in order to creating peace. South Korea also believe positive peace diplomacy should be implementing in order make better condition in Korean peninsula. This research also believe that the actor has a big impact in successfully to support better condition between both countries and strengthening the relation. Lastly, this paper proof if in order to win in some competition not always using hard diplomacy or military power.