SAO PAULA / Bloomberg Brazil’s ex-president Luiz Inacio Lula da Silva vowed to battle his opponents in the streets in a defiant speech, hours after being briefly detained as part of a probe into a massive corruption scheme. Wearing a red shirt with his leftist Worker’s Party yellow star on his chest, Lula gave an emotional speech to supporters where …

Bloomberg Argentina plans to mark its return to global capital markets in mid-April by issuing $11.68 billion of bonds to yield 7.5 to 8 percent, Finance Ministry officials told Congress while presenting a debt bill to clear the way for a settlement with most holdout creditors. After reaching a milestone deal with the largest holdout creditors led by billionaire Paul …

BLOOMBERG Amazon.com Inc. is dialing back on the security built into its tablets. Bad timing. The Web retailer decided late last year to remove the ability to encrypt data stored on its Fire tablets, a few months before a battle erupted between Apple Inc. and the FBI over the decryption of information locked in a terrorist’s iPhone. As a result, …