1877 in Paris): "Etymologists have wrongly derived this name from the Portuguese Bōa Bahia, or (French: "bonne bai", English: "good bay"), not knowing that the tutelar goddess of this island has been, from remote antiquity, Bomba, or Mamba Dévi, and that she still..., possesses a temple".
This came at the insistence of the Marathi nationalist Shiv Sena party, which had just won the Maharashtra state elections, and mirrored similar name changes across the country and particularly in Maharashtra.
Bombay in the 19th century was characterised by economic and educational development.
During the early 20th century it became a strong base for the Indian independence movement.
Michael's Church at Mahim (1534), The Portuguese also built several fortifications around the city like the Bombay Castle, Castella de Aguada (Castelo da Aguada or Bandra Fort), and Madh Fort.
The English were in constant struggle with the Portuguese vying for hegemony over Bombay, as they recognised its strategic natural harbour and its natural isolation from land-attacks.
In 1960, following the Samyukta Maharashtra Movement, a new state of Maharashtra was created with Bombay as the capital.
Growing apprehensive of the power of the Mughal emperor Humayun, Sultan Bahadur Shah of Gujarat was obliged to sign the Treaty of Bassein with the Portuguese Empire on 23 December 1534.
According to the treaty, the Seven Islands of Bombay, the nearby strategic town of Bassein and its dependencies were offered to the Portuguese.
The islands were later governed by the independent Gujarat Sultanate, which was established in 1407.
The Sultanate's patronage led to the construction of many mosques, prominent being the Haji Ali Dargah in Worli, built in honour of the Muslim saint Haji Ali in 1431.
However, Salsette, Bassein, Mazagaon, Parel, Worli, Sion, Dharavi, and Wadala still remained under Portuguese possession.