Recent changes in Assam's Muslim-majority constituencies have certainly had implications for the opposition parties. Here are some key points:

• The new electoral map in Assam redraws, merges, and divides constituencies, which has led to a decrease in the number of Muslim-majority seats from 10 to 7.
• This means that Muslim voters, who tend to vote for the opposition Congress party, will now have less representation and impact in the state assembly.
• It also means that some constituencies have become more Hindu-majority, which could benefit the ruling BJP party, who typically receive support from Hindu voters.
• Opposition parties have criticized the changes as being politically-motivated and aimed at reducing their chances of winning.
• The All India United Democratic Front, a regional Muslim-based party, has threatened to take legal action against the changes, arguing that they violate the principles of fair representation and minority rights.

Overall, the changes to the electoral map in Assam are likely to have significant consequences for the distribution of political power in the state, particularly for its Muslim voters and opposition parties.