None. Brazil is a neutral country. The last war it's was involved was World War II. However, historically Brazilian people has some rivalry with Argentina.
Argentina
Argentina
allies: brazil and argentina enemies: paraguay
Brazil and Chile
Brazil has no enemies, because unlike Japan or so, Brazil is full of different nationalities, so it can´t have enemies with those countries. But it does have allies =>the United States, England, Australia, Canada, Switzerland, Germany, and Spain
there alies are china brazil indiea russia and some in the nothern africa
Brazil has no enemies, but Brazil's allies are U.S., England, Australia, Portugal, Canada, Switzerland, Germany, and Spain.
U.S., France, Netherlands, Belgium, Norway, Sweden, Denmark, Finland, Brazil
Throughout its history, Brazil has faced conflicts and tensions with neighboring countries, such as Argentina and Paraguay, over territorial disputes and economic competition. Additionally, historical rivalries and power struggles with European colonial powers, particularly Portugal and Spain, have also shaped Brazil's relationships with other countries.
In 1865, opponents of Paraguay formed an alliance to end a number of problems hat revolved around territorial disputes with Brazil. The alliance consisted of Brazil, Uruguay and Argentina. Paraguay was over matched by its three enemies and the war ended with Paraguay's defeat in 1870.
The country that is allies with el Salvador is Spain, USA, and Brazil. Those are the country allies with El Salvador. El Salvador enemies countries is Honduras and Guatemala. Those are the two countries that hate El Salvador. I think because el Salvador its better than them, sorry
Sweden has no enemies.