The headquarters of the United States Department of Defence, Pentagon has planned to establish a new wall at which of the following border in order to prevent illegal migration and drug trafficking?

Essel World launched an interactive bird park in Gorai, Mumbai, Maharashtra. The first-of-its-kind rainforest-themed park spread across 1.4 acres is home to over 500 exotic birds from more than 60 species. The main motive is to set up a bird park that meets international standards and let the city dwellers peep into the birds' world. The park is carefully designed to ensure appropriate living conditions for the birds. It is meant not only for entertainment but also to spread awareness of different types of birds. The park is equipped with small ponds for aquatic birds, dense cover of trees for birds to incubate their eggs and a water stream that offers drinking water to birds. It also houses a special bird's kitchen and healthcare centre.

The 3rd edition of Namaste Thailand festival, organised by the Royal Thai Embassy with an aim to strengthen bilateral ties and increase cultural exchange between India and Thailand, began at Select Citywalk in New Delhi. The festival will feature stage performances by Thai artists.

India-US Bilateral trade meeting was held in New Delhi. It was co-chaired by Suresh Prabhu, Minister of Commerce & Industry and Civil Aviation, Government of India and Mr Wilbur Ross, Secretary of Commerce, USA. An official release said both leaders appreciated the strong, robust and growing bilateral ties across the spectrum of trade and commerce. Both the sides expressed satisfaction over the year 2018, with bilateral trade in Goods and Services registering a growth of 12.6%. Both sides agreed to deepen economic cooperation and bilateral trade by ensuring greater cooperation amongst stakeholders.

India's first 'mega-science' exhibition 'Vigyan Samagam' was inaugurated in Mumbai. It is organised by the Department of Atomic Energy (DAE), the Department of Science and Technology (DST), and the National Council of Science Museums (NCSM). After Mumbai, the exhibition will move to Bengaluru from 7 July, and on to Kolkata and then New Delhi.

The 7th Foreign Office consultations between India and Italy were held in New Delhi on 4 April 2019. The Indian side was led by Secretary (West), Ministry of External Affairs, A. Gitesh Sarma. They also exchanged views on regional and multilateral issues, including cooperation in the United Nations and other international organizations.

The people of the Nizamabad in Telangana is to vote through Ballot Papers in the Lok Sabha Polls 2019, while the entire Country will vote in Electronic Voting Machines (EVMs). For the Lok Sabha Polls 2019 in the Nizamabad Lok Sabha seat, there are 185 candidates in contention. One EVM can accommodate only 16 candidates and a maximum of 4 EVMs can be used in one polling booth. Now, the Election Commission is forced to switch back to the practice of ballot papers. Of the 185 candidates in contention 178 are farmers who cultivate Turmeric and Jowar. They are contesting polls to highlight their demand for the remunerative price for their crops. The Nizamabad Lok Sabha Constituency had received around 200 nominations of these some were rejected and 189 candidates remained in contention after the scrutiny of nomination papers. Of these 4 candidates withdrew their nomination papers.

INS Kolkata and INS Shakti arrived at Busan, South Korea to participate in ADMM-PLUS (ASEAN Defence Ministers' Meeting). Indian Navy's 2 warships, INS Kolkata and INS Shakti had gone to Qingdao in China to participate in the International Fleet Review (IFR), which is an international maritime parade organised off the coast of China. It is celebrated to commemorate the 70th anniversary of the founding of the Chinese Navy. After participating in the parade, the 2 warships, INS Kolkata and INS Shakti reached Busan, South Korean port city on a 5-day visit as part of a deployment of the Eastern Fleet to the South China Sea. The deployment was regarding demonstration of Act East policy of India and the Indian Navy's rising footprint and operational reach. The Indian Navy notified that the 2 warships, on arrival were welcomed into the harbour by Republic of Korea's (ROK) Navy's officials. The ships will participate in the ADMM-Plus Maritime Security Field Training Exercise (FTX) at Busan. The Navy also notified that INS Kolkata and INS Shakti will also participate in the International Maritime Defence Expo, IMDEX-19, and the Singapore-India Maritime Bilateral Exercise, SIMBEX, both at Singapore.

Nirmala Sitharaman, the current Defence Minister of India held a bilateral meeting with General Wei Fenghe, Honourable Defence Minister of China, in which they discussed regional and bilateral security issues. The meeting was held on the sidelines of the Shanghai Cooperation Organisation (SCO) Defence Ministers' Meet in Bishkek, Kyrgyzstan. Nirmala Sitharaman was in Kyrgyzstan on a 3-day visit to attend the SCO meet and to hold bilateral meetings with the member-countries on the summit's sidelines. In the SCO ministerial meeting, the 8 member-states discussed on the different facets to raise cooperation to curb terrorism. The present SCO meeting is being held before the SCO summit, which would take place from 14th June to 15th June, 2019.

Asian Road Para-Cycling Championships 2019 was held in Tashkent, Uzbekistan from April 23 to April 28, 2019, and a total of twenty-eight countries took part. Indian para cyclists won a silver and two bronze medals. Divij Shah has clinched his third consecutive silver medal in the C5 category.GurlalSingh, Asian Para Games bronze medallist, became the only Indian cyclist (able-bodied or otherwise) to win a medal at the Asian Games level grabbed a bronze in the C4 section.Sudhakar Marathe, a Hand cyclist from Maharashtra has claimed bronze for India in H5 category.

The Guwahati Railway Station has become the first station in India to obtain the ISO 14001: 2015 certification for implementation of environment management system by carrying out directives issued by the National Green Tribunal (NGT). The station also has amenities such as High-class reserve (VIP) lounge, waiting rooms, AC and non-AC retiring rooms, food courts and sanitation facilities. The certification will be reviewed in 2020 by NF Railway, which mandates stricter environmental norms regarding waste disposal among others to be adhered to Railway Station. ISO (International Organisation for Standardisation) is responsible for establishing standard in different areas of activities. There are many types of ISO certification and ISO-14001 is for environment management system as per international norms and was upgraded last in 2015. Hence the certificate is called ISO 14001:2015.