As Royalist Frigate Captain Domingo de Monteverde was advancing into republican territory from the west, Bolívar lost control of San Felipe Castle along with its ammunition stores on 30 June 1812. Bolívar then retreated to his estate in San Mateo.
The Tunguska event was a large explosion that occurred near the Podkamennaya Tunguska River in Yeniseysk Governorate (now Krasnoyarsk Krai), Russia, on the morning of 30 June 1908 (NS). The explosion over the sparsely populated Eastern Siberian Taiga flattened 2,000 square kilometres (770 square miles) of forest, and may have caused up to three human casualties.
The demands of the SA for more political and military power caused anxiety among military, industrial, and political leaders. In response, Hitler purged the entire SA leadership in the Night of the Long Knives, which took place from 30 June to 2 July 1934. Hitler targeted Ernst Röhm and other SA leaders who, along with a number of Hitler's political adversaries, were rounded up, arrested, and shot.
The Communists counterattacked soon afterwards; on 30 June 1947 CPC troops crossed the Yellow River and moved to the Dabie Mountains area, restored and developed the Central Plain. At the same time, Communist forces also began to counterattack in Northeastern China, North China and East China.
On 30 June 1965, the Sarawak government's Operations Sub-Committee of the State Security Executive Council (Ops SSEC) implemented the Goodsir Plan. This plan involved the resettlement of 7,500 people in five "temporary settlements" along the Kuching-Serian road in Sarawak's First and Third Divisions. The Goodsir Plan was named after David Goodsir, the British acting commissioner of police in Sarawak.
A Democratic Union Coalition co-led by Democratic Party chairman Tsakhiagiin Elbegdorj for the first time succeeded in winning the majority in the 1996 parliamentary elections.
On June 30, 2005, Bank of America announced it would purchase credit card giant MBNA for $35 billion in cash and stock. The Federal Reserve Board gave final approval to the merger on December 15, 2005, and the merger closed on January 1, 2006. The acquisition of MBNA provided Bank of America a leading domestic and foreign credit card issuer. The combined Bank of America Card Services organization, including the former MBNA, had more than 40 million U.S. accounts and nearly $140 billion in outstanding balances. Under Bank of America, the operation was renamed FIA Card Services.
On 30 June 2016, May announced her candidacy for the leadership of the Conservative Party to replace David Cameron, who resigned following the outcome of the European Union membership referendum in which 52% of voters voted in favour of leaving the EU.
Following on from their poor qualification campaign, salvaged by Messi, expectations were not high going into the 2018 World Cup. In the round of 16 match against eventual champions France on 30 June, Messi set up Gabriel Mercado's and Sergio Agüero's goals in a 4–3 defeat, which saw Argentina eliminated from the World Cup.